http://blakemasters.tumblr.com/post/25149261055/peter-thiels-cs183-startup-class-19-notes-essay
as someone mentioned the rest of Thiel's notes are also an interesting read
http://blakemasters.tumblr.com/peter-thiels-cs183-startup
Typo: Arrison.
Thanks
I just noticed that Blake Masters links to Less Wrong from his about page:
http://blakemasters.tumblr.com/about
http://blakemasters.tumblr.com/post/25149261055/peter-thiels-cs183-startup-class-19-notes-essay
as someone mentioned the rest of Thiel's notes are also an interesting read
http://blakemasters.tumblr.com/peter-thiels-cs183-startup