"Google is an avalanche and it has only just begun to tumble down the mountain," Jeff Jarvis writes in "What Would Google Do?", a new book that advises pretty much everyone -- you, your company, entire industries, the U.S. government -- to study and ape the online juggernaut, or risk getting buried.

The Unofficial Apple Weblog is a great place to stay absolutely current on absolutely everything about Apple -- if you can put up with a bit of cheerleading, that is. Only occasionally do the site's bloggers acknowledge the shortcomings of anything coming out of Cupertino. (Posts like this one, on Steve Jobs's health, are more often the case, and I just prefer my news to err on the side of skepticism.)

That tendency makes one of today's posts, "MobileMe Renewal: Yes or No?" all the more remarkable. It's a frank list of pros and cons about Apple's cloud computing service, similar to a recent item of mine. When even the true believers at TUAW start to waver, you know the product in question really is spotty.

I emailed Dave Caolo, one of the lead TUAW bloggers, for his thoughts. He writes: