tl;dr: If Lois Lerner’s computer had merely bluescreened, its hard drive was functioning at least enough for Windows to boot up, or at least try to boot up. That means it was most likely functioning well enough for even casual data-recovery efforts to yield useful information. Can you say “coverup,” boys and girls? The IRS has gone rogue and needs to be terminated.

Lois Lerner, Colonel Mustard and the Blue Screen of Death

What exactly happened to IRS official Lois Lerner's malfunctioning computer?