Ключевые слова: altcoin, alternative currency, block chain, blockchain, bubble, commerce, confusion, crash, crisis, crypto, cryptocurrency, currency, decline, decrease, delusion, depreciation, digital, down, drop, exchange, fail, failure, fake, fall, false, fog, forex, fraud, future, growth, hoax, illusion, ltc, mirror, mist, money, pollution, reflect, ripple, scam, smoke, symbol, trade, trend, trickery, value, virtual, white, xrp, xrp ripple,