Many of the tracking tools show signs of a possible Google update on Saturday, June 21st, the first day of summer. But truth is, there is very little chatter in the discussion forums.
I've seen one thread at BlackHatWorld about maybe SAPE links getting hit again or maybe Payday loan really rolling out this time? And I saw a post in the WebmasterWorld thread of an e-commerce site owner saying he lost a lot of traffic over the weekend.
Some of the tracking tools do show signs of an update:
I'll keep an eye on the forums today to see if anything spikes up in terms of webmasters coming back online and checking their analytics.