Dolores won't be effective this time as the price is the pure evidence that it bounce back.
If you can afford to buy back still with the loss of less than 200 waves, you may still be luck to buy back before the price went further that you will lose more if you do.
He never should have been effective, that is the point. Its entertainment. If someone calling a coin a scam for not using all of the raised funds for buy walls convinces you to sell then you need a new hobby.
Im pretty sure his strategy worked to some extent and hes one of the ones with over 100k coins on trex. Hes probably laughing all the way to the bank at the people who he manged to get to dump on him.