Nintendo thumb

When I mention “Nintendo Thumb”, all of the old school gamers know what I am talking about.  The symptoms are the blistering, paraesthesia and swelling of the thumbs, mainly through use of the use o the directional pad. As much as I love the classic Nintendo controller, it was actually pretty dangerous for gamers.  It was not ergonomic, and its boxy, hard edges put a lot of strain on y...