Of course, they can sell a new version optimized for a different environment. And I can emulate the old environment. And of course I am okay with MMORPGs or c

Of course, they can sell a new version optimized for a different environment. And I can emulate the old environment. And of course I am okay with MMORPGs or cloud services charging continually, as they have server costs. But I don't want to pay just to keep using a product I already paid for.