I believe a lot of old coins. Because the coins that were once at the top of popularity will improve as the market situation improves. like LTC, NEO, EOS, NEO, Waves, ADA, Doge, TRX . These coins will improve over time. Because the market situation has improved a lot from before. However, the new coins have a lot of influence in the market, leaving the old coins behind. However, the old coins are at the peak of popularity.