Love the judging that always goes on here.
It is impossible to know what goes on in other couple's relationships, yet everyone assumes that they are the same, and judges by their own rules.
DH and I have promised to commit to each other, to always be kind and respectful to each other. We knew from the outset that we'd still fancy other people, enjoy flirting now and then, have friendships with the opposite sex, because that's just who we are.
The angst that I read about on here about emotional affairs, flirting by text message -
DH and I (and actually many of our friends) consider this pretty run of the mill stuff.
Many years into our marriage, children growing up, very equal partners in everyway, we are very happy and secure.
If he had a ONS with someone now, I'd rather he kept quiet (not a chance, mind you, as he is crap at keeping secrets), as I wouldn't want to hear the details, but I certainly wouldn't be kicking him out.