Can not delete folders from Start Menu

> I assume that this is a bug, I will report it to MS, but wanted to make sure.
> I installed Yahoo! messenger on build 5348.4, and for some reason I can not
> delete the Yahoo! Messenger folder. So, being accustomed to XP, I go to the
> Start Menu folder in both Admin and my user account. The Yahoo! folder isn't
> there.
>
> Also another question, I unchecked the 'sort files by name' option, so
> folders, then exe shortcuts will sort in 'All Programs'. However, the 'All
> Programs' (Programs) are still sorted by exe shortcut then folders. I aslo
> noticed that when I installed a prog (Galactic Civilizations), a Programs
> folder was created on 'All Programs' that mirrored the files on the start
> menu.
>
> MS has alot of work before RTM.