[alberich]

>It seems crazy, but it may be more intuitive for some people.

It seems crazy, but it may not be more intuitive for some other people. :)

[TazeTSchnitzel]

Of course, me included. I like hierarchical organisation.

I suppose you could mix the Windows 8 approach (all groups) with iOS-esque folders, and allow subfolders, and then you have the best of both worlds.