I wonder about that myself. I mean...shoot, I'm almost 200-lb now, but I've never been leaner, and I'm going to be a very svelte 175-lb after I diet down for 2-3 months.
So I may have never paid my dues in terms of high level bodybuilding, but I made a decent local competitor out of myself, and I DO train.
Some people at expos...I'm thinking "Do you even have any interest in being inside a gym?"
Maybe there is some intimidation factor at play, preventing them from making the plunge to get healthy.