Lol, quick to judge I see.
I have not confused proximal or distal. Proximal is closest to shooter and distal is furthest away. It's not hard to look up definitions, you should try it.
I am not a member of Reddit, nor do I read Jay's stuff, besides the occasional view of his published rankings.
I have spents years on the Form 1 forums, manufacturing my own suppressors. All of the recent successful suppressor companies (OCL, Diligent Defense, Liberty Precision Machine, Resilient), all started on said forums making jigs, "sauce cups", tubes, mounts, etc.
Here's the primary forum if you care to learn:
https://form1.org/