If what you are saying is true, then surely crypto would have been destroyed in these last 10 years. But it didn't.
Sam from FTX is not the first one fucking over the users of his exchange through scamwicks, nor will he be the last. And if you think the same tactics aren't being used in the stock market, I have several bridges of notorious lengths to sell you. Scamwicks are older than Father Time.
Opportunities always introduce exploitation. He's hurting leverage traders, which are the bane of crypto, so I couldn't give a shit honestly.