On the other hand, most weeks someone else breaks my system and I have to track down the culprit. Google's emphasis has always been to make things easy for lib

On the other hand, most weeks someone else breaks my system and I have to track down the culprit. Google's emphasis has always been to make things easy for library developers, at the expense of library clients. For people who value backwards compatibility over long timespans, Google's practices could be better.