Sure. For many people that would be just fine. However, the UI designers seem to forget all about the guys and girls sitting at their workstations doing precis

Sure. For many people that would be just fine. However, the UI designers seem to forget all about the guys and girls sitting at their workstations doing precision work, designing, programming, architecting, editing, writing, etc, where you don't use your fat fingers to touch screens and where screen real-estate IS important.