Matt Cutts: Is there an advantage to using rel=”canonical” over a 301 redirect?
Topic: Is there an advantage to using rel=”canonical” over a 301 redirect? – Quick Answer: Use 301s in general
Matt Cutts: How long does it take for Googlebot to re-crawl a page?
Topic: How long does it take for Googlebot to re-crawl a page? – Quick Answer: Typically a few days
Matt Cutts: A curious question about cats
Topic: A curious question about cats – Quick Answer: I don’t know, maybe they just like it?
Matt Cutts: How is Google Public DNS data used?
Topic: How is Google Public DNS data used? – Quick Answer: Google doesn’t share the data and it isn’t used in search ranking
Matt Cutts: Is page speed a more important factor for mobile sites?
Topic: Is page speed a more important factor for mobile sites? – Quick Answer: No more than non-mobile, but users want quick mobile experiences.