Also, it is not wrong to benefit from the lessons of the past or the past cycles of Bitcoin because they are similar, but of course it is wrong to think that they will be exactly the same. History gives us useful lessons to learn from and benefit in the future to avoid mistakes.
There are many things that the investor must learn, and the most important thing is that he does not stop learning and constantly developing himself.
Well, they can get lucky but it's not sustainable. It's like they are only playing a gambling and most of the times they can only lose. Crypto market works in cycle so some strategies can still be able to work after some time though it's always better to have different strategies so that we can continue earning a profit at any market conditions.