Should be avoided, since the affliction which is their diminuative stature makes it easier for them to attempt to actively finger a passing (taller) female, rather than the standard bum-brush/grab/spank.
Obviously, they're not used to being confronted, as most people would be risking spinal injury to look down at them. But occasionally one will take this risk, only to have something along the lines of "You can't afford me anyway" squeaked at them from somewhere near the floor.
Surely simple manners would get such a boy further than an inferiority complex? Or did I miss something.