It sounds quite brave, what you are going to do [Linked Image]

I have always been a bit cautious when updating my system, and gradually work the new from the old and leave lots of leeway to back out from changes if I turn out not to like them.

If you really really don't want anything kept from your current system then fair enough, but I'd be afraid that I was missing something and that I didn't remember it was even there, until after the disks are all reformatted...