Why is tying software to hardware anti-competitive? It's commonplace in literally everywhere, from washing machines to televisions to game consoles to CNC machi

Why is tying software to hardware anti-competitive? It's commonplace in literally everywhere, from washing machines to televisions to game consoles to CNC machines to cars to tractors. An overwhelming majority of hardware is sold with software included, and is designed to work with that software alone. Why are we trying to force iPhones into a special, narrow category they are actively avoiding? Why do we need to make the distinction at all?