I found this list of video by none other than Matt Cutts (yes the famous google engineer). He talks about some very interesting stuff which all of us need to hear. I got this from seoroundtable

I suggest you bookmark this post in your del.icio.us, digg, reddit, or whatever bookmark service you use as these are great reference materials.

• Quality of a Good Site - 5 minutes and 40 seconds
  
  
• Myths, Large Site Launches, and Google Images - 4 minutes 10 seconds
  
• Optimize for Search Engines or Users? - 4 minutes and 25 seconds
  
• Static vs. Dynamic urls - 4 minutes and 30 seconds
  
• How to structure a site? - 4 minutes and 46 seconds
  
• Supplemental Results - 4 minutes and 12 seconds
  
• Does Webspam use Google Analytics? - 5 minutes and 11 seconds
  
  
• Google Terminology - 4 minutes and 40 seconds