Five major black swan events in the cryptocurrency world, those who haven't experienced them should take a look.

Black swan events in the cryptocurrency market refer to those sudden, unpredictable events that have a significant impact, often leading to severe market fluctuations and substantial losses for investors. These events are vividly referred to as 'black swan events' due to their unexpected nature and significant consequences.

1. 2014 Mt. Gox Incident: The world's largest Bitcoin exchange MTGOX suffered a hacker attack, losing nearly 850,000 Bitcoins, which accounted for 7% of the total Bitcoin supply. This event caused Bitcoin prices to plummet by 80%, triggering a crisis of confidence in the market.

2. 2017 Cryptocurrency Market Crash: The market lost 80% of its value in just a few days, resulting in heavy losses for investors. This event made the market more aware of the complexities and risks associated with the cryptocurrency market.

3. 2020 Ethereum Crash: The price of Ethereum dropped to below $80 in a single day; nevertheless, investors' confidence in cryptocurrencies remained strong.

3. 2021 600,000 Contracts Liquidation Incident: 600,000 contract holders faced liquidation in a single day, causing immense losses for countless investors, reminding the market once again of its inherent risks and uncertainties.

4. 2022 Luna Black Swan Incident: A significant crisis in the decentralized finance sector, the price of Luna plummeted, raising widespread attention and concern in the market.

5. 2022 FTX Collapse Incident: The collapse of the FTX exchange triggered a trust crisis across the entire cryptocurrency market, severely impacting the market.

Black swan events possess the following characteristics:

1. Unexpectedness: These events are often difficult to predict and come as a surprise to people.

2. Significant Impact: Once they occur, they can have a considerable negative impact on the market, institutions, or individuals.

3. Explainable and Predictable: Although they cannot be accurately predicted in advance, people will attempt to find explanations afterward, believing that these events are to some extent explainable and predictable.

These events have not only affected the cryptocurrency market but also remind investors to remain vigilant in the face of high-risk investments and to understand the complexities and uncertainties of the market.