Nice idea and I hope the implementation is well thought out -- designing pictograms that make sense to many cultures is difficult. The other usual concerns also apply -- speaking of which, one issue I see right off the bat is that they're using color as a sole designator in the icon set. For people with red/green color blindness, this makes the set of icons unusable for its intended purpose.

Indeed, from the man who says he won't let his kids use an iPod, comes an appraisal of a product he's probably never really used. And of course, Google isn't allowed either, so, perhaps Android follows naturally. (iPod/Google reference: http://money.cnn.com/magazines/fortune/fortune_archive/2006/04/03/8373041/index.htm )

"Is This MITM Attack to Gmail's SSL ? Mozilla makes a public statement about the fraudulent *.google.com certificate Been seeing this on twitter for a few hours now.

It's more like we can't not do something, that is to say, it is directly required.