Even with the recent sell off, bitcoin is 54% down from its high, versus the 85% Amazon was trading at over a similar timeframe
Source: https://cointelegraph.com/news/bitcoins-bubble-cycle-more-bullish-than-amazons-dot-com-era-days
Bitcoin’s ‘Bubble’ Cycle More Bullish Than Amazon’s Dot-Com Era Days
July 18, 2019
CoinTelegraph