Nonsense. At various points during iPhone's lifetime, customers had the ability to choose Windows Phone, Nokia, Symbian, Blackberry. People who wanted cheap or hackable phones went with Android, everyone else bought iPhones. Just like today!
Other operating systems were available in the past, and you can release a RISC-V Lisp OS phone incompatible with everything else tomorrow if you want. Just like in the past.
Other operating systems were available in the past, and you can release a RISC-V Lisp OS phone incompatible with everything else tomorrow if you want. Just like in the past.