I have to disagree here, because the breakup of vertically integrated monopolies has been something that has been done by governments before. Entire components

I have to disagree here, because the breakup of vertically integrated monopolies has been something that has been done by governments before. Entire components being open source certainly reduce the barrier for further closed source components, but we can develop open standards regulations that require certain middleware to be open and interoperable to prevent monopolization.