I like anal, but I don't cum from it. But a that doesn't mean sex doesn't feel good for me, and b I am responsible for my own orgasm. That's the point of having these conversations and being open with your partner about what you are and aren't ok with. I've done it before with previous partners but we never really talked about it til a few weeks ago, when we learned we both liked it. After doing it a few times, ie. Submit a new text post. Given that it was his wife and they presumably know and trust each other to not harm one another, a little ass lick during oral sex after she's just showered is pretty minor.
I really enjoy the sensation of DP, but I like anal on its own as well because I find it stimulating; even if the stimulation is less for me, the fact that I know my partner receives extra stimulation when I cum and I'm crushing in a good way the dick in my ass is kind of a turn-on by itself for me.
Licking my wife's ass
Anal on it's own doesn't do much for me, but DP is great because whatever is in my ass will push whatever is in my pussy harder into my g-spot. Even then she needs to be well lubed. Fap material is not allowed. If he can get his tongue in my ass, it generally means he can get his cock in my ass. Long story short, I've done it many times since then. If my partner did that to me, I would definitely not trust them sexually anymore.