NEW YORK (TheStreet) -- I saw a promo the other day for Google (GOOG) Work. Sadly, I can't locate it or I would have inserted it here so you could see it for yourself. However, it might be fitting that you can't see the promo. Because Google's assault on Microsoft (MSFT) continues to fly under the radar. For whatever reason, it's the most under covered story in tech ... in finance ... and for the sake of extraneous ellipses ... the world. But it's real and it's happening. And Microsoft has no idea what to do in response. How could...