Looking this up it seems like Engineering and Qualification samples are loaned by Intel, so the people selling them don't actually have the legal right to do th

Looking this up it seems like Engineering and Qualification samples are loaned by Intel, so the people selling them don't actually have the legal right to do that. They also might have other issues and limitations because they're not the final product, and you don't have any warranty on them. That's a lot of caveats to hide behind two letters.