Matt Cutts: What is caffeine indexing.
Topic: What is caffeine indexing. – Quick Answer: It’s how Google reduces latency between finding a document and users being able to search it
Matt Cutts: Does Google still recommend 100 links or fewer per page?
Topic: Does Google still recommend 100 links or fewer per page? – Quick Answer: Not a guideline anymore. Do what is right for the page and users
Matt Cutts: Why doesn’t search query data in Webmaster Tools appear to match what I see when searching?
Topic: Why doesn’t search query data in Webmaster Tools appear to match what I see when searching? – Quick Answer: Personalised Search, Country/City Dependent, Different Data Centre
Matt Cutts: State of the Index 2009
Topic: State of the Index 2009 – Quick Answer: (At 26 minutes, there’s no short answer)
Matt Cutts: What are the hidden gems of Google?
Topic: What are the hidden gems of Google? – Quick Answer: A mobile app called My Tracks
Matt Cutts: How does Google treat hidden content which becomes visible when clicking a button?
Topic: How does Google treat hidden content which becomes visible when clicking a button? – Quick Answer: If you’re not trying to stuff hidden text in there then don’t worry about it, it’s a normal thing on today’s web