> it found an arbitrary file write in multiplayer in an old game by reverse engineering the binary

Video games are now ruined for me. I don't think I will ever feel safe playing online again.

> I do these things for pure entertainment and curiosity, not for money from bug bounties

Me too... Was it easy to get TAC access? My account isn't even launching the Persona verification, says I'm not eligible.

I had to register a second account because on my main one verification always failed, and when I contacted support they said that I've tried too many times and can't verify on that account.