Microsoft has tried their damndest to ensure that you must buy their OS in order to use a computer. They've done this directly using the Windows Tax, and indirectly with over two decades of anti-competitive business practices, some merely shady and others outright illegal.
"If you don't like it, then don't use it" is pretty useless advice in this situation.
And the amazing thing is that they managed to do it again for Android. Except this time Apple is in a better spot than they were with PC operating systems.
"If you don't like it, then don't use it" is pretty useless advice in this situation.