Be cautious when choosing established altcoins, as most of these projects have dropped by more than 90%, and there is a heavy resistance above, limiting the potential for growth.

This time, the manipulators are clearly using Trump's favorable policies to drive up prices for selling off. We need to observe whether the consensus and enthusiasm for these projects can be sustained in the future, so that we don't end up being the bag holders.

When filtering old coins, if it is a DeFi project.

If its various performance metrics are not as good as during the previous bull market, then its market capitalization is unlikely to exceed previous highs, and such projects should be approached with caution.

For public chain projects, if they have not caught up with this wave of meme trends and are still using the data from previous DeFi projects for evaluation.

Their market capitalization is also unlikely to exceed previous highs, as the market no longer has much room for imagination regarding these projects.