A nice idea, my school's still way off doing something like this...the best I've heard of is the remote possibility of USB memory key loaning in the future, for this web-development GCSE DIDA course...
It'd be nice to have a laptop with a WiFi instead, simply because your work would be backed up on a server, so there would always be a copy of everything. This idea would be really good for revision, having all your notes at the tips of your fingers without having to go through books, everything perfectly organised. Well, at least my kids will have something like this, hopefully.
pffft...they're macs