Not many people really want a computer with Windows Vista. The sensible thing for customers who need a computer—but not right away—to do is wait until the launch of Windows 7 and then buy a computer with the much-awaited OS pre-installed. Vendors realize this, and are trying to get Vista-laden machines off their shelves with the promise of a free upgrade to Windows 7 when it comes out. A free upgrade that is not, in fact, free.