I'm with you on this one, Doc. I've personally just never gotten the appeal. Squeezing my junk into a container which was not designed to hold it......meh. Not for me.
That would depend upon what you buy. I've found some panties to be more supportive and softer on my privates than men's briefs. No going back for me.
The crossdressing community is one that needs to stick together and continue to be there for each other for whatever one needs. We are always trying to improve the forum to better serve the crossdresser in all of us.