Season 3+ was some of the best television I've seen. Once they abandoned the books and understood that they were doing their own thing that only really related in setting and themes they were really able to do justice to traumatized millennial grad students do magic that requires one to be a genius sans marbles.
What they did with Margo and Eliot was moving without ever stopping being incredibly camp but also dark. The show perfectly hit the tone of laughing your ass off because your life went off the rails and now you're canceling an emergency therapy session to deal with stress because you absolutely cannot fit it into your schedule.
Also by far the best deaf representation I've seen on TV, which was nice as someone hard of hearing