Google Announces Plans To Shutter Knol, Friend Connect, And More
techcrunch.com
techcrunch.com
Also it kinda sucks that I trusted them to handle the sign-in for my community. 12K users. {Sigh}
I don't think it's arrogance at all to launch a program to explore solutions to the problem when they'd be one of the prime beneficiaries of such a program, and given their corporate culture of "fix things that haven't been done right yet".
The false assumption here is that Google is only a software company. Any company with lots of machines is at least in part a power management / hardware company, and in the field of datacenters, Google is likely the best in the world. They put a lot of engineering into getting heat from point A to point B.
That said, clearly they didn't solve this problem. If they were making serious progress, they wouldn't have killed it.