I wanted to provide an update on the supplemental index issue many are noticing in the Google SERPs. Many pages have fall within what is known as the "supplemental index" in the SERPs, I explained in my initial update that Google to Fix Supplemental Index Issues in About a Week. GoogleGuy posted late last night in WebmasterWorld forums the following update;
I wanted to stop by and give an update. I think we found what the immediate issue was. Future indexing should start picking up most affected people's pages again, though it may take a few more days for it to be visible. I'll check in again after the weekend is over to see if most people are seeing pages returning.
As you can see, Google is being great with communication with the Webmaster. Also, I hope this solves the issues many are having. I will have more updates as we get them here.