Both the Xbox Series X and the PS5 are mostly backward-compatible. But since the transition from the Wii U involved going from discs to cartridges, the Switch is not. Playing a game from previous Nintendo consoles is a function of optimism,

Japanese video game maker Nintendo’s chief says its Switch console sales are still going strong, while he promised that a successor is coming

Nintendo's next-gen Switch console will be backward compatible with the Switch, the company says in its latest earnings report. "Nintendo Switch software will...be playable on the successor to Nintendo Switch,