Grumpy Old Geeks Products Zwift Product Zwift 2 mentions in 1 episode A cycling app discussed as an option for use with a bike trainer. Mentions 565: Jason Blart: Mall Cop Aug 13, 2022 8:52 I use Zwift, which is more like a video game where you bike with others. 9:30 A friend of the show, Vinicor, is a big biker, and he uses Zwift.