Shanzhai Aspect
Once Shanzhai coins start to fall, there often seems to be no bottom. Sometimes, we set stop losses to protect ourselves from systemic crashes. Many times, after a period of consolidation, the trend may continue to decline, so we need to prioritize controlling drawdowns and preserving capital.
The current market for Bitcoin is different from before because the forces participating in the game have become more complex and professional. The entry of Wall Street's BlackRock and Fidelity means a more professional 'scythe' has arrived.
It's like being caught with meat in the jaws of a wolf; you need to escape quickly before it strikes.
A stop loss is actually a form of the ability to admit mistakes; recognizing mistakes in a timely manner means bowing to the market. Only if you are willing to bow will your wallet be lifted.