Online storage from microsoft that is configurable to create share folders etc etc.
Forget the Memory stick -
Windows Live SkyDrive is here!
Windows Live SkyDrive is a brand new password-protected way to easily store files and photos online and then access them from virtually any PC connected to the Internet!
Free up your pockets, put your memory stick online! No more e-mailing files back and forth to yourself!
No more leaving your USB at work or at home by mistake! You can now have access to all your files online wherever you are.