Even after they got exposed, it's very easy for them to make another name and grou after this if they want to. There are lot of pump and dumpers around crypto and the best thing to eradicate them is to educate investors properly.
I agreed with you on this is another problem in Cryptos where some few individuals ( whales) will want to control the market to the detriment of the larger few coin hodlers by pumping and dumping the coin this is a bad omen in the future of the coin