I was in daggum vidalia georgia and they have 5g, guess they deployed it more than I thought when I wasn't paying attention
I think my phone is now working right after about 3 weeks, I'm going to post the whole saga when I get a sec, spoilers: at the end of the story the t-mobile rep has a call back scheduled to follow up with me on Sunday afternoon, and when he calls I'm going to tell him what the problem was and how to fix it for future reference