I had a fun session with a great audience and lots of questions. As promised, here are the slides and the code.

Slides: http://www.slideshare.net/joslat/welcome-to-an-asynchronous-world-129s

Code: https://skydrive.live.com/redir?resid=5FA239BE1891F8EC!1835&authkey=!AMtK6ub-V3yd-a4 

Have fun!