By Tobias Carroll In the last few years, Spotify has drawn plenty of attention for bringing big-name podcasts on board its platform with exclusive deals. Joe Rogan’s lucrative contract with Spotify is the most prominent example of this, but it’s far from the only one — last summer, for instance, Spotify spent $60 million to bring Call Her Daddy on board. It’s an understandable maneuver on Spotify’s part — if the only way someone can hear their favorite podcast is to subscribe to Spotify, it’s likely that they’ll opt to do so. But based on a recent report from Engadget, Spotify might not be the…