Google Is Using Ancient Obsolete Technology, Says Engineer Who Just Quit

Google isn't using the buzzword-compliant technology under the covers. Big deal - it still works, doesn't it? If you just skip from buzzword-compliance to buzzword-compliance, you never fix the underlying problems.

Also, according to Andy Ozment, there's only a finite number of bugs in any given software package: http://www.usenix.org/events/sec06/tech/ozment.html From that viewpoint, using "old" software might actually have some major benefits.