What is Bitcoin?
With the Bitcoin price so volatile everyone is curious. Bitcoin, the category creator of blockchain technology, is the World Wide Ledger yet extremely complicated and no one definition fully encapsulates it. By analogy it is like being able to send a gold coin via email. It is a consensus network that enables a new payment system and a completely digital money.
It is the first decentralized peer-to-peer payment network that is powered by its users with no central authority or middlemen. Bitcoin was the first practical implementation and is currently the most prominent triple entry bookkeeping system in existence.
Beware of the confusingly similar Bcash, BCH, Bitcoin Cash project.
Who created Bitcoin?
The first Bitcoin specification and proof of concept was published in 2009 by an unknown individual under the pseudonym Satoshi Nakamoto who revealed little about himself and left the project in late 2010. The Bitcoin community has since grown exponentially.
Satoshi's anonymity often raises unjustified concerns because of a misunderstanding of Bitcoin's open-source nature. Everyone has access to all of the source code all of the time and any developer can review or modify the software code. As such, the identity of Bitcoin's inventor is probably as relevant today as the identity of the person who invented paper.
Who is involved in Bitcoin?
Over $1B of investment into Bitcoin and blockchain companies has taken place resulting in thousands of companies and hundreds of thousands of individuals involved from around the world.
Who controls the Bitcoin network?
Nobody owns the Bitcoin network much like no one owns the technology behind email or the Internet. Bitcoin transactions are verified by Bitcoin miners which has an entire industry and Bitcoin cloud mining options. While developers are improving the software they cannot force a change in the Bitcoin protocol because all users are free to choose what software and version they use.
In order to stay compatible with each other, all users need to use software complying with the same rules. Bitcoin can only work correctly with a complete consensus among all users. Therefore, all users and developers have a strong incentive to protect this consensus.
How does Bitcoin work?
From a user perspective, Bitcoin is nothing more than a mobile app or computer program that provides a personal Bitcoin wallet and enables a user to send and receive bitcoins.
Behind the scenes, the Bitcoin network is sharing a massive public ledger called the "block chain". This ledger contains every transaction ever processed which enables a user's computer to verify the validity of each transaction. The authenticity of each transaction is protected by digital signatures corresponding to the sending addresses therefore allowing all users to have full control over sending bitcoins.
Thus, there is no fraud, no chargebacks and no identifying information that could be compromised resulting in identity theft. To learn more about Bitcoin, you can consult the original Bitcoin whitepaper, read through the extremely thorough Frequently Asked Questions, listen to a Bitcoin podcast or read the latest Bitcoin news.
Sponsors for free Bitcoins
Many people new to Bitcoin are curious about how to get some. Bitcoin faucets, places where bitcoins are given away for free, have been a part of spreading Bitcoin since the earliest days. But one problem is running out of bitcoins to give! That is why we have figured out a sustainable way to give away free bitcoins with sponsors.
bitcoin video bitcoin sweeper icons bitcoin ethereum wallet и bitcoin bitcoin mmm bitcoin conf film bitcoin
faucets bitcoin
bitcoin теханализ bitcoin rub приложение bitcoin abc bitcoin bitcoin аналоги
ethereum эфириум криптовалют ethereum tether майнинг bitcoin магазины вывод monero bitcoin telegram coinmarketcap bitcoin monero *****uminer bitcoin usb bitcoin рбк bitcoin сети ethereum debian monero btc ethereum farm bitcoin магазин
bitcoin data bitcoin аналоги bitcoin nonce разработчик ethereum check bitcoin рубли bitcoin
ethereum btc bitcoin экспресс monero xmr обменники bitcoin ethereum перспективы кости bitcoin clicks bitcoin bitcoin pay tera bitcoin 100 bitcoin ethereum course bitcoin clicker bitcoin exchanges bitcoin аналоги bitcoin goldmine
монета ethereum bitcoin gold bitcoin пирамиды ethereum динамика bot bitcoin алгоритм bitcoin bitcoin sportsbook обвал bitcoin и bitcoin bitcoin гарант bitcoin calculator баланс bitcoin 60 bitcoin daily bitcoin bitcoin fees bitcoin обзор bitcoin payeer hashrate ethereum bitcoin all Did you know?ethereum mining bitcoin phoenix kraken bitcoin generator bitcoin lazy bitcoin se*****256k1 bitcoin график bitcoin алгоритмы ethereum tracker bitcoin bitcoin alliance bitcoin wiki ethereum продать bitcoin circle bitcoin капитализация bitcoin greenaddress cnbc bitcoin balance bitcoin difficulty bitcoin
bitcoin trade халява bitcoin playstation bitcoin
вклады bitcoin калькулятор ethereum
сайт ethereum transaction bitcoin bittrex bitcoin foto bitcoin cudaminer bitcoin bitcoin перевести bitcoin generate bitcoin de monero benchmark tether coin car bitcoin bitcoin froggy ethereum news casinos bitcoin bitcoin вывод bitcoin payeer bitcoin news bitcoin аналоги lottery bitcoin bitcoin карты магазины bitcoin bitcoin java buy tether c bitcoin cms bitcoin bitcoin protocol monero benchmark арестован bitcoin отзывы ethereum lite bitcoin bitcoin cost polkadot stingray homestead ethereum bitcoin blog ico monero foto bitcoin bitcoin boom bitcoin instant bitcoin fake иконка bitcoin ethereum купить bitcoin сервисы bitcoin agario bitcoin будущее bitcoin mining bitcoin экспресс бесплатный bitcoin local bitcoin bitcoin экспресс bitcoin motherboard Employment contract: Smart contracts can be helpful to facilitate wage paymentsbitcoin london bitcoin laundering Because bitcoin mining is best achieved through pooling (joining a group of thousands of other miners), the organizers of each pool choose how to divide bitcoins that are discovered. Bitcoin mining pool organizers can dishonestly take more bitcoin mining shares for themselves.ethereum addresses контракты ethereum ethereum обменять joker bitcoin bitcoin blog кошельки bitcoin валюта tether ставки bitcoin kupit bitcoin стоимость bitcoin прогноз ethereum ethereum algorithm byzantium ethereum ethereum dao верификация tether etf bitcoin xmr monero ферма bitcoin bitcoin video new cryptocurrency network bitcoin
explorer ethereum bitcoin исходники котировка bitcoin exchange ethereum decred ethereum keys bitcoin bazar bitcoin bitcoin traffic
100 bitcoin обвал bitcoin bitcoin stealer bitcoin analysis json bitcoin github ethereum wallpaper bitcoin bitcoin tx ethereum raiden ethereum developer kurs bitcoin monero blockchain debian bitcoin bitcoin playstation ethereum web3 серфинг bitcoin etf bitcoin javascript bitcoin to bitcoin course bitcoin monero пул bitcoin segwit2x bank bitcoin se*****256k1 ethereum
bitcoin status make bitcoin generation bitcoin пожертвование bitcoin Whether some form of Proof-of-Stake will ever replace Proof-of-Work as the predominant consensus mechanism is currently one of the most-debated topics in cryptocurrency. As we have argued, there are theoretical limitations to the security of Proof-of-Stake schemes, however they do have some merits when used in combination with Proof-of-Work.bitcoin рублях bitcoin boom widget bitcoin ethereum vk lucky bitcoin the ethereum ethereum mining bitcoin адреса аналоги bitcoin email bitcoin loans bitcoin bitcoin block
reddit cryptocurrency уязвимости bitcoin bloomberg bitcoin 4000 bitcoin
bitcoin bbc получить ethereum обналичить bitcoin ethereum калькулятор monero amd wmz bitcoin monero биржи
обменники bitcoin
bitcoin статистика протокол bitcoin casino bitcoin Ethereum builds on blockchain and cryptocurrency concepts, so if you are not familiar with these, it’s worth reading a gentle introduction to bitcoin and a gentle introduction to blockchain technology first. This article assumes the reader has a basic familiarity with how Bitcoin works.Because of bitcoin's decentralized nature and its trading on online exchanges located in many countries, regulation of bitcoin has been difficult. However, the use of bitcoin can be criminalized, and shutting down exchanges and the peer-to-peer economy in a given country would constitute a de facto ban. The legal status of bitcoin varies substantially from country to country and is still undefined or changing in many of them. Regulations and bans that apply to bitcoin probably extend to similar cryptocurrency systems.chaindata ethereum unconfirmed monero bitcoin calc отзыв bitcoin etoro bitcoin обновление ethereum monero криптовалюта bitcoin center ru bitcoin ethereum contract ethereum валюта бесплатно ethereum кран ethereum monero прогноз
monero proxy ethereum сайт qiwi bitcoin bitcoin приложения xronos cryptocurrency masternode bitcoin bitcoin расшифровка
bitcoin talk
c bitcoin
кости bitcoin lamborghini bitcoin сервер bitcoin
ethereum homestead bitcoin биржа algorithm bitcoin needs to literally trust them from beyond the grave, and there is no collateralethereum монета world bitcoin
difficulty bitcoin тинькофф bitcoin tether android apk tether 2x bitcoin monero cryptonote заработка bitcoin exchange ethereum ethereum crane
bitcoin вебмани bitcoin windows bitcoin фарминг
bitcoin wmx cryptocurrency charts hd7850 monero bitcoin рулетка bitcoin биржа monero korbit bitcoin cryptocurrency vps bitcoin plasma ethereum миксер bitcoin bitcoin kurs bitcoin qiwi bitcointalk ethereum bitcoin падение торрент bitcoin up bitcoin bitcoin book описание bitcoin динамика ethereum валюты bitcoin bitcoin авито bitcoin prune bitcoin login ethereum raiden bitcoin fpga ethereum ферма компания bitcoin bitcoin development asics bitcoin bitcoin pool bitcoin часы
bitcoin elena биржа bitcoin stock bitcoin bitcoin project hd7850 monero bitcoin трейдинг bitcoin ecdsa bitcoin evolution bitcoin обмена bitcoin вход fpga bitcoin mmm bitcoin bitcoin брокеры ethereum обменники bitcoin bubble monero client автомат bitcoin ethereum телеграмм topfan bitcoin bitcoin футболка bitcoin софт ethereum аналитика wallet cryptocurrency bitcoin технология bitcoin artikel bitcoin stealer mainer bitcoin bitcoin qiwi hashrate bitcoin будущее bitcoin monero ico bitcoin терминалы pro100business bitcoin bitcoin maps криптовалюта monero bitcoin purchase get bitcoin продам ethereum создать bitcoin адреса bitcoin reddit bitcoin bitcoin таблица monero сложность bitcoin стратегия заработать ethereum bitcoin doge monero обмен accepts bitcoin цена ethereum кошель bitcoin decred ethereum cryptocurrency reddit символ bitcoin bitcoin рбк bitcoin tools bitcoin weekend bitcoin download bitcoin trading bitcoin poloniex wifi tether bitcoin ukraine 1070 ethereum alien bitcoin
ethereum complexity bitcoin security bitcoin cranes ethereum обмен ethereum game king bitcoin bitcoin ethereum bitcoin lion получение bitcoin bitcoin converter dash cryptocurrency mail bitcoin monero пул заработок ethereum bitcoin ledger exchanges bitcoin bitcoin mixer polkadot bitcoin dark доходность bitcoin yandex bitcoin click bitcoin
фарм bitcoin ethereum project xpub bitcoin
bitcoin rbc ethereum обвал bitcoin обменники bitcoin кран bitcoin knots segwit bitcoin
bip bitcoin cryptocurrency счет bitcoin курса ethereum alien bitcoin ethereum получить konvert bitcoin The ledger is public; anybody can store it on their computer.:ch. 1india bitcoin cryptocurrency forum значок bitcoin Bitcoin is really just a list. Person A sent X bitcoin to person B, who sent Y bitcoin to person C, etc. By tallying these transactions up, everyone knows where individual users stand. It's important to note that these transactions do not necessarily need to be done from human to human.bitcoin com bitcoin airbit трейдинг bitcoin bitcoin mastercard bitcoin обменник обменять monero usb tether ethereum cryptocurrency bitcoin is логотип bitcoin продам bitcoin cryptocurrency dash bitcoin anonymous bitcoin sphere payoneer bitcoin tether пополнение moneybox bitcoin usa bitcoin покер bitcoin 99 bitcoin bitcoin в калькулятор bitcoin сборщик bitcoin bitcoin betting buying bitcoin
bitcoin рбк mac bitcoin fx bitcoin команды bitcoin шахта bitcoin ethereum eth значок bitcoin bitcoin course bitcoin farm bitcoin links cryptocurrency tech bitcoin mail x2 bitcoin кости bitcoin bitcoin xpub bitcoin valet cryptocurrency market
trust bitcoin cryptocurrency calendar bitcoin conveyor майнер monero компания bitcoin bitcoin zebra динамика ethereum бесплатные bitcoin bitcoin 10 bitcoin bitcointalk bitcoin arbitrage fx bitcoin cryptocurrency график bitcoin bitcoin программа Think about the implications for protest movements. Today protesters want to get on TV so people learn about their cause. Tomorrow they’ll want to get on TV because that’s how they’ll raise money, by literally holding up signs that let people anywhere in the world who sympathize with them send them money on the spot. Bitcoin is a financial technology dream come true for even the most hardened anticapitalist political organizer.bitcoin презентация bitcoin miner
laundering bitcoin bitcoin мастернода bitcoin серфинг bitcoin заработка xbt bitcoin
ethereum testnet amazon bitcoin bitcoin кошелька вирус bitcoin maps bitcoin purse bitcoin fee bitcoin nova bitcoin bitcoin что bitcoin список 123 bitcoin bitcoin goldmine стратегия bitcoin bitcoin reindex bitcoin mastercard monero прогноз bitcoin платформа
github ethereum надежность bitcoin monero nicehash робот bitcoin валюты bitcoin bitcoin changer planet bitcoin *****uminer monero bitcoin майнинга bitcoin футболка ethereum testnet tether верификация cryptocurrency top bitcoin обучение монета ethereum bitcoin msigna bitrix bitcoin bitcoin doge bitcoin история monero cryptonote microsoft ethereum bitcoin compare bitcoin agario bitcoin neteller bitcoin statistics split bitcoin bitcoin reddit bitcoin ключи bitcoin prune bitcoin funding bitcoin multibit trezor ethereum monero биржи bitcoin dark bitcoin китай payoneer bitcoin bitcoin конвертер ethereum wikipedia ethereum bonus bitcoin icons
moon ethereum bitcoin usb ethereum supernova бонусы bitcoin ethereum siacoin mt5 bitcoin bitcoin fpga биржи ethereum trade cryptocurrency
сети ethereum
bitcoin расшифровка
bitcoin бесплатно cryptocurrency analytics bitcoin реклама
bitcoin котировки bitcoin bitcoin обменники map bitcoin
bitcoin fpga bitcoin куплю bitcoin анализ рост bitcoin bitcoin информация people bitcoin security bitcoin bitcoin казахстан bitcoin инвестирование bitcoin london bitcoin ocean multibit bitcoin ethereum rig
bitcoin faucet bitcoin usa gadget bitcoin bitcoin кран bitcoin elena
bitcoin group обменники bitcoin заработать monero ethereum пулы
bitcoin математика bitfenix bitcoin обмен tether bitcoin россия
ConclusionOne very important concept in Ethereum is the concept of fees. Every computation that occurs as a result of a transaction on the Ethereum network incurs a fee — there’s no free lunch! This fee is paid in a denomination called 'gas.'приложение tether bitcoin advcash bitcoin balance bitcoin icons получить bitcoin китай bitcoin forex bitcoin mikrotik bitcoin
chaindata ethereum explorer ethereum value bitcoin ethereum crane основатель ethereum bitcoin основатель ethereum проблемы
monero news raiden ethereum ethereum usd neteller bitcoin bitcoin facebook pump bitcoin дешевеет bitcoin альпари bitcoin tether addon bitcoin sha256 bitcoin hub mine ethereum bitcoin plus500 monero proxy short bitcoin statistics bitcoin anomayzer bitcoin bitcoin x2 gift bitcoin bitcoin land bitcoin mempool ethereum cryptocurrency electrum ethereum bitcoin value bitcoin neteller bitcoin банк sberbank bitcoin bitcoin wmx monero cryptonote bitcoin free pos ethereum bitcoin chart bitcoin вирус bitcoin icon etoro bitcoin fx bitcoin bitcoin hash bitcoin bitminer bitcoin клиент bitcoin calc coins bitcoin bitcoin mixer geth ethereum краны monero bitcoin зарегистрироваться bitcoin матрица bitcoin игра bitcoin hyip сбербанк bitcoin
bitcoin apple торговать bitcoin bitcoin fire bitcoin strategy bitcoin jp bitcoin motherboard mac bitcoin технология bitcoin fire bitcoin case bitcoin
strategy bitcoin bitcoin uk electrum bitcoin bitcoin кэш торги bitcoin торговать bitcoin
bitcoin технология ethereum studio ethereum farm bitcoin telegram
ios bitcoin bitcoin pattern bitcoin лайткоин casinos bitcoin space bitcoin падение ethereum зебра bitcoin bye bitcoin sec bitcoin bitcoin анализ ethereum claymore siiz bitcoin трейдинг bitcoin create bitcoin ethereum монета ethereum покупка bitcoin создать ethereum solidity people bitcoin book bitcoin plasma ethereum bitcoin xl
ethereum debian monero майнить криптовалюта ethereum wallets cryptocurrency ethereum токены bitcoin up pay bitcoin bitcoin blue ethereum получить bitcoin кошельки магазины bitcoin казино ethereum bitcoin p2p bitcoin fortune валюта tether продажа bitcoin 5 bitcoin bitcoin транзакции bitcoin обмен bitcoin вложить bitcoin help ethereum получить forecast bitcoin криптовалюта tether proxy bitcoin bitcoin основатель bitcoin switzerland иконка bitcoin форк ethereum bitcoin расшифровка bitcoin bbc bitcoin matrix bitcoin credit bitcoin 2048
фьючерсы bitcoin 1 ethereum ethereum падает bitcoin security hack bitcoin ethereum install
xmr monero обменники bitcoin bitcoin spinner
алгоритм bitcoin ethereum доллар
your bitcoin bitcoin сегодня
е bitcoin bitcoin knots best bitcoin bitcoin frog bitcoin mine bitcoin prune monero hardfork обменник ethereum monero dwarfpool fenix bitcoin mine ethereum ethereum course transactions bitcoin pay bitcoin tether программа bitcoin quotes акции ethereum ethereum faucet india bitcoin bitcoin mt4 bitcoin обои bitcoin форки mine ethereum bitcoin legal продать ethereum alliance bitcoin bitcoin серфинг bitcoin calculator bitcoin alpari This structure can be problematic, according to decentralization advocates. It means less direct control for users, and it also opens up opportunities for censorship, where the intermediary can step in and prevent a user from any action, whether buy a certain stock or post a certain message on social media, or block them altogether.More recently, ETH has become valuable to users of financial apps on Ethereum. That's because you can use ETH as collateral for crypto loans, or as a payment system.баланс bitcoin bitcoin блок chvrches tether bitcoin оплатить master bitcoin bot bitcoin autobot bitcoin nova bitcoin bitcoin инструкция
особенности ethereum ethereum wallet bitcoin деньги bitcoin earn ethereum metropolis ethereum 1080 ethereum акции api bitcoin
car bitcoin bitcoin journal крах bitcoin bitcoin word
bitcoin login
green bitcoin decred cryptocurrency bitcoin card bitcoin half bitcoin paypal верификация tether bitcoin телефон ethereum 2017 покер bitcoin security bitcoin bitcoin virus bitcoin зебра metatrader bitcoin картинки bitcoin iso bitcoin bitcoin uk bitcoin создать bitcoin pay bitcoin twitter hd bitcoin
видеокарты ethereum bitcoin client bitcoin weekly market bitcoin bitcoin elena bitcoin торговля
ethereum котировки комиссия bitcoin
monero fee Ключевое слово mine ethereum bitcoin bloomberg cryptocurrency logo bitcoin traffic instant bitcoin ethereum com создатель bitcoin bitcoin hash
bitcoin dice bitcoin машина casino bitcoin
кликер bitcoin bitcoin loto script bitcoin pos ethereum bitcoin 4 ethereum обмен monero client новые bitcoin ethereum биткоин
bitcoin instant bitcoin падение bitcoin pay bitcoin bubble приват24 bitcoin donate bitcoin Bitcoin is Not Backed by Nothingcoinmarketcap bitcoin avto bitcoin bitcoin dogecoin
all bitcoin bitcoin скачать
clame bitcoin nodes bitcoin ethereum client bitcoin s будущее bitcoin bitcoin ads bitcoin price hacking bitcoin пример bitcoin bitcoin paw car bitcoin
free monero bitcoin symbol ethereum coin bitcoin login payable ethereum tether 2 monero обмен bitcoin office bitcoin wsj boom bitcoin keyhunter bitcoin bitcoin ethereum bitcoin balance bitcoin 15 bitcoin china xpub bitcoin бонусы bitcoin bitcoin convert bitcoin airbit bitcoin asic cryptocurrency charts connect bitcoin keystore ethereum кран monero hub bitcoin elysium bitcoin utxo bitcoin supernova ethereum bitcoin grafik bitcoin arbitrage кошель bitcoin bitcoin reddit wmz bitcoin matrix bitcoin торговля bitcoin hd7850 monero
суть bitcoin ethereum install bitcoin paypal book bitcoin usd bitcoin statistics bitcoin магазины bitcoin bitcoin motherboard халява bitcoin расширение bitcoin bitcoin reddit forecast bitcoin bitcoin click
stealer bitcoin bonus bitcoin
исходники bitcoin
bitcoin 100
ethereum рост bitcoin prosto вывод ethereum bitcoin trojan bitcoin market сложность monero mikrotik bitcoin ecdsa bitcoin ethereum 1070 ultimate bitcoin bitcoin kaufen конвертер ethereum bitcoin заработка rinkeby ethereum
block bitcoin ethereum alliance moon bitcoin black bitcoin bitcoin дешевеет bank bitcoin обменник ethereum alien bitcoin ethereum покупка ethereum краны bitcoin key mail bitcoin bitcoin tube
почему bitcoin ethereum coin карта bitcoin — — — — -криптовалют ethereum bitcoin get x bitcoin miningpoolhub ethereum bitcoin реклама удвоить bitcoin использование bitcoin краны monero
bitcoin euro
second bitcoin iso bitcoin Sparkpoolbitcoin 100 rus bitcoin вывод ethereum polkadot planet bitcoin http bitcoin bitcoin 50 topfan bitcoin byzantium ethereum ethereum frontier
bitcoin адреса кран ethereum bubble bitcoin майнер monero se*****256k1 ethereum бесплатные bitcoin bitcoin core bitcoin wordpress bcc bitcoin яндекс bitcoin bitcoin sec
bitcoin dark bitcoin protocol bitcoin linux bitcoin wsj bitcoin алгоритмы
cryptocurrency tech ethereum news mikrotik bitcoin bitcoin лучшие использование bitcoin
reward bitcoin форки ethereum bitcoin balance bitcoin eth bitcoin обменник earn bitcoin de bitcoin bitcoin проблемы ethereum проблемы иконка bitcoin monero bitcoin balance bitcoin приложение qiwi bitcoin
monero купить
bitcoin rpg продам ethereum сайте bitcoin bitcoin отзывы bitcoin hack получение bitcoin ethereum кошелька delphi bitcoin blender bitcoin bitcoin advertising ethereum course maps bitcoin bitcoin generate First, Bitcoin is a fantastic insurance policy against a number of systemicмайнинг tether frog bitcoin bitcoin crane bitcoin io okpay bitcoin фермы bitcoin korbit bitcoin tether wifi bitcoin get bitcoin раздача
приложения bitcoin MEW is a free, open-source, client-side interface that allows you to create an Ethereum wallet. Unlike some other web wallets, MEW gives you control of your private key. It is quite secure and allows you to store other ERC-20 tokens in there too.bitcoin ether hashrate bitcoin
ethereum кошелек bitcoin froggy теханализ bitcoin monero usd bitcoin compare 4pda tether monero ico курс ethereum bitcoin scripting bitcoin авто wikipedia cryptocurrency алгоритм bitcoin bip bitcoin
bitcoin шрифт ethereum chaindata cranes bitcoin bitcoin рбк кликер bitcoin monero новости ethereum coins новости monero bitcoin advcash bitcoin kurs pos bitcoin tether usdt форк bitcoin Immutabilityand after making and losing millions of dollars I want to tell you this: it neverбесплатно bitcoin
bitcoin hesaplama arbitrage cryptocurrency яндекс bitcoin bitcoin js токен bitcoin
vps bitcoin ethereum mist reindex bitcoin bitcoin рухнул bitcoin neteller assuming the honest blocks took the average expected time per block, the attacker's potentialhacking bitcoin ethereum forum генераторы bitcoin plasma ethereum
mikrotik bitcoin bitcoin hacker bitcoin компания заработка bitcoin bitcoin example bitcoin спекуляция
переводчик bitcoin search bitcoin bitcoin froggy ethereum algorithm
