Monad is better than your average *sh CLI,
Task Scheduler 2.0 will be at least comparable to cron if not better,
inbuilt WS Management beats definitely SSH,
IIS6 is a better web server than apache and IIS7 will be even better,
Transactional File System/WinFS will give Reiser a run for it's money,
the networking stack is getting a huge overhaul ....
And these are only Vista's improved features, probably there are more in Longhorn Server.
What will be left for Unix to brag about ?
(not a rhetoric question !!)
easier partitioning(disks)/workload management/virtualization? perhaps, but not on the cheap *ix/ux ...