[yepthatsreality]

Define “traces”. If it hits Microsoft servers with your reg key, then you’re cooked.

[selfhoster11]

It's not that dramatic. They can't do much with just the reg key.

[yepthatsreality]

They can identify you if you’ve ever used any other information with it. Why do you think they want you to have a Microsoft account?

It isn’t dramatic at all, it’s the blatant truth.