I have and actually gotten a couple of them fixed in a timely manner. One was even marked with highest severity so it's not like I'm hallucinating this or doing

I have and actually gotten a couple of them fixed in a timely manner. One was even marked with highest severity so it's not like I'm hallucinating this or doing something wrong. The team clearly cares about fixing performance issues. With that said, it's not always easy to create a minimum working example reproducing some things (general low fps, stuttering, unstable rendering, sudden black screens, strange audio artifacts).