These men exist. Not only in America but also the other countries and all other foreign languages have developed some slang words for each category type and their use is harder to understand by the other persons, not related to the particular locality, who wants to understand that foreign language. So as a gift to both of them: All of the older men did that that I dated and it made zero difference. My own dad was affectionate with his 3 daughters but it was clear that my mom was his girl.
The only other reason excluding medical concerns for a man not to want to have sex with his wife is that he is getting is needs taking care of somewhere else.
And we been together since, and yes we still love each other. If so, it might amuse you in the coming decades to see how well THEY age.