This article directly says that the derivatives market could blow up the economy. Think options and futures here and pay to play that goes along with it.
The Reddit comments offer how the CFTC has allowed this continued along with the payment for order flow. Also, there is a portfolio management system developed by Blackrock called Aladdin that most banks use.
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coin.fyi/news/bitcoin/the-derivatives-market-an-unseen-threat-to-the-productive-economy-13afj88
reddit.com/r/Bitcoin/comments/13afj88/the_derivatives_market_an_unseen_threat_to_the/