and his casual thought processes haven't caught up to the fact that he just got definitive proof. I

Harry did have a lot to worry about and no brains to spare on the thought that he'd actually met Odin, and therefore all the stories about Ragnarok may one day come true, that's for sure.

Marcone is a puzzler, that's for sure. He may not realize that Gard is ensuring that some of his men become einharjar, since imo magic is still something Marcone doesn't have a perfect handle on even with his power and status as a Freeholder. Especially because the gods are going to be operating on slightly alien moral systems.