I see what you mean.  That would make it hard to learn.  I'm not a big fan of the interface in the (free) 2D version of Deep Paint, either.  OTOH, I do kind of like the interface in the free version of C4D. LOL.  It's all about the free.

I really need to make time to check the seams on my Apollo character so I can get him done. Mmph.  Always a million things to do. 

One goes into the house of eleven eleven times, but always comes out one. -River Tam