Supplemental Results

Matt Cutts answers Google questions:
- Supplemental Results
- Should I worry about results estimates for 1) supplemental results 2) using the site: operator 3) with negated terms and 4) special syntax such as intitle: ? Answer: No. That's pretty far off the beaten path.
- Why do 301s take so long to be reflected in supplemental results? It's been months.
- I started appearing in the supplemental results in May--should I be worried?