NAS or not to NAS

Currently researching Network-Attached Storage (NAS):

HP MediaSmart - Windows version has features such as remote access plus the ability to create photo sharing website w/ user permissions. Paul Thurrott's review. Negative software update. MediaSmartServer forums.

HP Media Vault - Linux version. Computer Shopper review.
Compare prices.

After all is said and done, Drobo is the way to go!
DroboShare Storage Device VS. HP Media Vault 2120 article