Ключевые слова: blockchain, business, coin, community, concept, crypto, cryptocurrency, cryptography, currency, decentralized, digital, distributed computing, economy, electronic, eth, ether, ethereum, exchange, finance, financial, functionality, ico, initial coin offering, international, investor, market, money, open source, payment, personal token, platform, project, public, smart contract, stock, system, technology, trade, transaction, virtual, wallet,