Dumplette's are great in public restrooms because they're so discreet. One can walk out of the bathroom stall after the dumplette is made and not receive looks of disgust from others.
The dumplette could quite possibly be the commencement of the popular male notion that "women do not poop". Just because it is unseen, unheard, and unsmelled does not mean it does not exsist.
Sandra: "Actually Jenny, I took a dumplette!"