Seriously can't tell if the last 4 posts were spam or if there was a change in topic I was not aware of.

Just to confirm. If I use my W7 key it WILL install Windows 10?>

Ok, so I made a W10 USB using the aformentioned method. My question is if I to a clean install will it ask for a key, and where is that key.

So I kind of want to install Windows 10 pretty soon. The question is whether or not I will be able to continually reinstall windows 10 afterwards. I'm upgrading from Windows 7 via the free update so...