When the altcoins temporarily outperform the mainstream
Switching profits to the mainstream is mainly to preserve control over drawdowns, and it's hard for anyone to completely exit during the intermediate stage
Even if one knows, it may not be fully achievable
Whether it's to switch to other coins at the right moment
Or to preserve profits during the final climax
Even if BTC and ETH, the mainstream, drop again
They will still give us some time relatively, and there will be rebounds
Considering several aspects, this point is very important, it can be life-saving