“Infamous: Tiger King”: Right now the world needs a distraction. Perhaps that’s why we are collectively riveted to Netflix’s “Tiger King.” A murder mystery resembling an episode of newsmagazine “Dateline,” “Tiger King” introduced the world to the flamboyant Joe Exotic, a former magician, country singer and zookeeper with a troubled past. Joe currently sits in jail for planning to murder his rival, Big Cat Rescue owner and animal rights activist Carole Baskin, who he accuses of killing her husband