For what it's worth, I enjoyed season 2 more than season 1 (and I loved season 1). In particular, I found a few of the ideas/concepts explored in season 2 to be truly astonishing.
I thought The OA was an absolute triumph of experimental television. For me, the show is on equal footing with other recent entries in what I could call the "weird and strange art house" genre. Shows like Mr. Robot, The Leftovers, Maniac, Undone, Legion, Dark, Russian Doll, and Homecoming. There...