This is definitely a thing but what I’ve noticed is most advertise on Twitter the most. I think I’ve seen a few on Tryst as well….but that’s definitely a interest of mine.I see no issue with advertising that and also being independent providers.
At the end of the day yes we “Brand” but people forget there is such a large market to explore for just about everythiiiing. It might not be everyone cup of tea but such is life.