Well, sometimes I enjoy pooping my diaper. But I never thought about sexual arousement attached to pooping. instead it is a practical issue. I wear diapers on special occasions mainly for urinary urge incontinence. Sometimes, when it feels convenient to not only wet but also poop the nappie, I'll do it. Like when caught in a traffic jam or going somewhere, where there is no toilet around. Sometimes I really enjoy pooping and peeing when there are many people around me who do not know what I'm doing. For example in the subway or the football stadium, where nobody would expect the girl next to him just filling her pants at that moment.
Well, the smell and cleaning up afterwards isnt always easy. I do carry at least one pair of single use latex gloves as well as baby wipes with me for changing out of my home. As long as poop is solid and I haven't sat in it, it is not big deal. But diarrhea gros.ses me out