If you're selling millions of dollars of options you're taking an extremely willing risk, not getting bullied.

Edit: Reading more about this, it looks like the counterparty is often a bunch of retail investors doing quick trades hoping the stock swings one way or the other, and that's not bullying that's gambling.

I agree with your edited point, and in response to sentiments I saw earlier in the thread—even gamblers deserve nominal assurances against cheating. My two cents, which I personally will be investing in wishes via my local wishing well, to which I’ve connected a dedicated fiber link to power my high-frequency algorithmic wish arbitrage desk.