This isn't really specific to BSD, but I've written a few lengthy comments about the FSF and the like last month over here (username: arp242):
https://lobste.rs/s/gywiju/freedom_isn_t_free
Specifically for BSD, the whole "oh, you allow people to install non-free software? You're not promoting Freedom and we can't recommend BSD"-take needlessly antagonized a lot of people and wasn't helpful in any way, for the concept of Free Software or anyone else.