>The problem remains that you apparently cannot remove a directory, and
>that, as far as I can guess, a new primitive is required for this. 

VMs could simply be rewritten to check it the file is a directory, and then 
use a different method of deletion in the primitive invoked by 
deleteFileNamed:.

<==>
Colin Patrick Sarsfield
programming interests: BeOS, Squeak, Delphi, alternative OS's/languages, 
intuitive UI design, profilers, compilers