The more I consider the problem of user relay selection, the more interested I am in nip 66

Makes sense. I was exposed to the challenges early on in the growth cycle, and always figured eventually client developers would face the same challenges. @cloud fodder and I have regular discussions about it, and were going to have another one this week. You are welcome ofc, and anyone for that matter.

Post it and I'll see if I can make it

Will do.