Or... Maybe they think he is adequate to slide out to tackle, and they are looking here in the draft to get a tackle but if they don't get what they want they slide him over.

They are very solid at right tackle. Sadly, that's about the only place on the line that they are very solid.

A lot of viking fans criticize Kirk Cousins, but he's running for his life back there most of the time and actually puts up pretty good numbers. He's not capable of buying time like a mobile quarterback, you have to give him a clean pocket. In a clean pocket he is as accurate as anybody.