Jonathan Knee is a professor at Columbia Business School and senior advisor at the investment bank Evercore. He joins Big Technology Podcast to discuss The Platform Delusion, his forthcoming book about how the term "platform" has become overused to the point that it has little meaning. Is Sweetgreen really a platform. Well, Sweetgreen thinks so (c'mon now). Listen for a discussion covering what should actually be called a platform, the fundamentals of the tech giants' businesses, and whether students should go to startups coming out of school.