I think he will have a significant part to play in a little while based on both the teases so far in the book, like they would not have had either the bit with Loki trying to talk to Thor in the first issue or this scene, if Loki wasn't going to play SOME part later, and also things Cates has said... but it is a bit frustrating to wait, for sure, after so long of not a whole lot. If it weren't for the delay and cancellations caused by the pandemic it probably would not be so bad, but...