backdraft7 - 2:01 pm on Mar 23, 2012 (gmt 0)
My Apache access logs show higher volume in the middle of the night than during daytime hours. This has NEVER happened. Whatever algo update is presently being digested in one of the biggest ever. It's making May Day look like a good day. My #1 term now is #5 on page 3. I'll wait a few more weeks to see if this settles out, then it's on to some drastic site changes.
Note to self, buy Amazon stock (since they appear to be dominating the serps).