 Hey, this is Steve Inskeep. Your old Ford, your old Honda, your Prius, any old car can be turned into Morning Edition, all things considered. And wait, wait, don't tell me. Here's how to donate. Learn more at nprnews.org slash vehicle. It's been 40 years since Prince released his iconic album and film, Purple Rain. Today, we look at his lasting cultural impact. From WAMU and NPR in Washington, this is 1A.