That just suggests that building on top of proprietary internal infrastructure is a massive waste of value. If web app code were books, Google'd be burning the

That just suggests that building on top of proprietary internal infrastructure is a massive waste of value. If web app code were books, Google'd be burning the Library of Alexandria just because nobody else could read what the books were written in. And that reiterates that breaking up Google would be good for Google's value. Not being able to rely on internal shortcuts means more dead products could be sold.