I get that CPUSA has some bad reputation. This clip is a part of a call-in show. It features 4-5 calls from American hogs and the CPUSA guy responds to their questions. I think that this interview was interesting at least. I will post more information in a comment.
video link
https://www.c-span.org/video/?536104-4/joe-sims-communist-party-usa-campaign-2024=
Okay, I didn't know you weren't a member, but all the PSL members I've seen on Hexbear and Twitter are quite open about it. Especially Reddit.