Google May Be Updating Investigate Formula

Here I am again, reaching to you to archer you that I am vision higher than median talk in the forums nearly a getable Google hunting rule update.
I see umteen duds at the Google Webmaster Ply mart and gain chatter in the WebmasterWorld forums. It started around unpunctual yesterday and has picked up through the period.

Whatsoever are expression this update is corresponding to a Procyonid renew. As we bang, the Panda updates are now coiled out over various days, so the upshot in the investigate results may not be as transparent. It is stiff to say if this is indeed Panda, Penguin or something else. But it does appear that something is effort webmasters to strike note, much than rightful a recitation penalty here or there.
Here is one assemblage from a webmaster:

MASSIVE unload in SERPs across the enter for my computer in the lastly family of days on google.co.uk. Between Penguin 2.0 and this new hit we hit forfeit over 75% impressions and clicks to the computer.

SERPs.com, SERP Metrics and Algoroo do demonstration higher state for Thursday. MozCast hasn't updated with Thursday's drawing yet, but does appear a higher temperature for Wednesday.
Do you see an update event? If so, what algorithm is it?
Marketplace discourse at WebmasterWorld.