Ключевые слова: abandonment, anonymity, asset, bankruptcy, bitcoin, blockchain, challenge, chaos, collapse, crisis, cryptocurrency, cryptography, decentralization, despair, devaluation, digital, digital currency, disaster, ecommerce, economy, fall, falling market, finance, financial crisis, hopelessness, instability, investment, investor, junk, loss, market, mining, money, opportunity, payments, privacy, profit, recovery, risk, security, setback, speculation, speculative, technology, trader, transaction, uncertainty, virtual currency, virtual money, volatility,