Ключевые слова: america, american, background, ban, banking, bit, bitcoin, blockchain, btc, business, cash, coin, concept, conceptual, country, crypto, cryptocurrency, cryptography, currency, decentralized, digital, dollar, ecommerce, economy, electronic, exchange, finance, financial, flag, global, golden, government, internet, invest, investment, market, mining, money, nation, national, pay, payment, prohibition, states, symbol, tabu, trade, united, usa, virtual,