Dupple writes: The tired spat between Google and Microsoft just got a lot more interesting after reports that the search giant tipped off European authorities to antitrust concerns, a tip that will now cost the Windows-maker nearly a billion dollars. When news of the fine levied by the European Union's competition watchdog broke on Wednesday, nobody was too surprised that the European Commission was punishing Microsoft for bullying consumers. But with a recent headline-stealing dispute between the Redwood, Washington company and Google, it's competitor down in Mountain View, California, bloggers got curious. Early Wednesday evening, The Wall Street Journal's Tom Gara wondered, "Did Google Snitch?" According to a Financial Times report published a few minutes later, the answer is yes.