They discuss ‘A Radical New Magnet Without Rare-Earth Metals Is About to Change Motors Forever’. They key is that they do not contain rare earth elements. Bill and Darrell discuss some implications. They smoke the AVO Heritage and drink the Wolcott Kentucky Straight Bourbon Whiskey. 

https://www.popularmechanics.com/science/green-tech/a61147476/ai-developed-magnet-free-of-rare-earth-metals/