Has the crypto world already become a profession for those who just take over others' positions?

Wherever FOMO is, that's where a crash is likely to happen.
Gold and silver, Korean stocks, CRCL, now AI.
Just focus on what you're familiar with and do it well.
Any track with positive EV is a good track; whether it has positive EV mainly depends on the individual.
When you hear about other sectors rising a lot, you rush in. You're no different from the old folks who opened accounts at 6000 points and entered the stock market.