I think vendors should not hold back, but start selling those 4k disks now. So XP users won't buy them, if they know what they're doing... But it might be a co

I think vendors should not hold back, but start selling those 4k disks now. So XP users won't buy them, if they know what they're doing... But it might be a compelling reason for people to upgrade their OS, if disks for their OS are smaller and/or more expensive than the new 4k ones.