[quantdev]

Not very much, but only because those are byproducts of a cryptocurrency hack. If they didn't control centralized private keys and thus implicitly have one of the biggest bug bounties, I would be less worried about people hacking my SSN, ID, etc. from Gemini.

That said, I also don't care as much if those get hacked as I can recover from stolen identity, while it's impossible to get back stolen bitcoin.