How many times have you experienced the six major black swan events?
1. Mentougou incident in February 2014: Bitcoin plummeted 80%
2. September 4th incident in 2017: market value evaporated 80%
3. March 12th incident in 2020: Ethereum plummeted to $80
4. May 19th incident in 2021: 600,000 contract dogs were liquidated
5. Luna black swan incident in 2022: crisis in the dfi field
