Edgy is the direct result of a concept sketch. It is clear that by applying pressure to the flat handle, the round axis will start to turn. This design unequivocally counters the misconceived notion that ergonomics can only be achieved with a seemingly flawlessly matched contour. In contrast, taking this mismatched shape into your hands creates a feeling of sensual pleasure.
As is often the case with simplicity, it can be technically very complicated. Yet…the conundrum is to truly understand what it is you behold.