The history of cryptocurrency is repeated. Maybe there will be days like this with a possibility to earn big money quickly with minimal investment.... in few years

So often people believe in it. Many remain in cryptocurrencies only because they have heard enough stories about how others have become millionaires, having invested many years ago.
The interest in cryptocurrencies is held partly by themes and profitable examples, for the sake of this we can wait a few years.
People tend to notice good examples, ignoring bad ones. Even if the second is much more than the first. Therefore, the market attracts many people, most of whom are losing money.
The cryptocurrency market is available for everyone, even people without experience and knowledge of the market. Therefore, beginners make a lot of mistakes and lose money.