A review of the major tragedies in the history of the cryptocurrency world - how many have you experienced?
Mentougou incident in February 2014: Bitcoin plummeted 80%
September 4 incident in 2017: market value evaporated 80%
March 12, 2020 incident: Ethereum fell to $80
May 19, 2021 incident: 600,000 contract dogs were instantly liquidated
Luna black swan incident and FTX thunderstorm incident in 2022
