That was a speedy reply, thank you.

That does make sense now you mention it.

As for the the second part, does that mean if I want to clean install Windows 8.1 I can just get the 8.1 install...

Alright I'm not sure what to make of this so some insight from someone would help.

What I've done:
1) Clean installed Windows 8.1 on PC using generic key
2) Activated the install with my Windows...