SUCCESSION COULD HAVE BEEN a space opera, so infrequent were its characters on terra firma. As teased in its woozy title sequence, in which both absurdity and gravitas spill from the rotten blooms of Nicholas Brittel’s score, the characters in the Hobbesian HBO family drama mostly hover somewhere in the air: in helicopters, bleached penthouses, glassy upper-floor offices. Despite being American cultural despots, as owners of Fox doppelgänger Waystar Royco, the Roy family whips around in a cultureless vacuum, a reflection of their ideological vacuity and volatility. To tell the story of three