Photo: Claudette Barius/HBO In “Wambsgans Watch,” we weigh in on the state of Tom Wambsgans’s relationships in each of the remaining episodes of Succession. Spoilers follow? for episode six of season four, “Living+.” Normally, this column raises the question of who Tom is fucking over, but a better question this week is who is Tom fucking? Answer: Shiv. Because this is Succession, where love scenes are incredibly rare but dialogue often drips with weird sexual innuendo (see Roman telling his sister, “I can smell you getting wet from here”), we don’t actually see the sex. What we witness is the...