When you're done, you can sell your copy, lend it to a friend, or trade it in for store credit. Without physical releases, the entire business model of rental services like GameFly falls apart, as does renting from a library. Aside from gamesharing, we lose all these possibilities when digital is the only option. On Switch and Switch 2, digital downloads take up more storage space, since cartridges (excluding game-key cards) have the full game on them. However, PS and Xbox discs are more convenient for people with slow internet speeds.