If you’ve not seen it, you must: John Oliver on “Last Week Tonight” offered the most brilliantly funny rebuke of televangelists and the prosperity gospel I’ve seen to date. Oliver doesn’t mince words, including the four-letter ones, in blasting the moral obscenities of those who specialize in selling the gospel for their own enrichment. Here is Oliver so satisfyingly condemning spiritual abuse when he sees it among those who should know better: