Genius versus mediocrity. Plus: The Wire's Clarke Peters

We're back! First up: we talk to Lucian Msamati, star of the National Theatre's Amadeus, and journalist Peter Aspden about the nature of genius. Is Kanye West today's Mozart? And in an age obsessed with self-improvement, is mediocrity underrated? Later, we catch up with actor Clarke Peters about life after The Wire and his new movie Three Billboards Outside Ebbing, Missouri.

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