gregorysmith - 7:52 pm on Sep 3, 2012 (gmt 0)
John Mueller mentioned in the new Webmaster video, that Google does not update during weekends, or holiday weekends, etc due to the engineers not being available, was a error to take affect.
Mozcast did rise to 83, and at all times the chart has gotten that high, a update did take affect.
I have seen evidence of an update. I have messaged Google and Cutts. I'm awaiting a reply. I will update you as soon as I'm updated.