Kyle steps back as he lets Garret do the talking, particularly after 'Jack' made his appearance. Odds were if he said anything it would 'out' him and he didn't want to come off as a loon to folks who clearly didn't recall the other world. He listened and pulled out his iPhone to type in the publishing house that 'Jack' mentioned. It wasn't one of the ones that he had a copious collection of rejection letters from, but he was sure he'd heard of it in his writing attempts.