Splitting a wave file into blocks is very helpful.

Add to that the capability of copying of moving blocks into other tracks and joining them together without clicks would make the editor really powerful and competitive.

Also I want a really simple way to just silence a section of an audio file to take out random noises. To make a really polished recording I would expect to be able to do this. And I would expect the user interface to be really simple: Right Mouse Click:Silence