On this week's Teatulia Podcast, Ed Cumming is talking to Rory Sutherland, advertising world legend and author of Alchemy: The Surprising Power of Ideas That Don't Make Sense. They discuss why Red Bull tastes so bad and is so expensive, why airplane departure boards don't predict delays, and why Trump works.

With Rory Sutherland.

Presented by Ed Cumming.

Produced by Nick Hilton for Podot.

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