enoqu

I did a cursory visual check on: http://news.ycombinator.com/newest

And didn't see it here: http://searchyc.com/submissions/aig?sort=by_date

Is there a better way to check if something has already been submitted?

Here's the link to John Conway's lecture videos. It includes links to the Free Will Lectures, although it isn't currently working for me.

http://www.math.princeton.edu/facultypapers/Conway/