It's your system restore cache.
(
Mu Dinofiddler,
Fri 28 Oct 2011, 21:40,
archived)
Bet you 20p
(
Mu Dinofiddler,
Fri 28 Oct 2011, 21:41,
archived)
that's a valid point
it can allocate far too much
(
Elvis impersonator,
Fri 28 Oct 2011, 21:45,
archived)
20+ gigs on a 30gig drive.
Had me baffled for weeks.
See also: hibernation thingumy.
(
Mu Dinofiddler,
Fri 28 Oct 2011, 21:47,
archived)