37signals' Chalk DissectedUpdate 2010-11-05: I dove into the JavaScript a little and explained most of it. Sam Stephenson tweeted that Chalk is written in CoffeeScript and compiled on the fly when served using Brochure. That's hot! (for those unaware Sam Stephenson works at 37signals, and is also the man behind Prototype.) 37signals recently released a blackboard web app for iPad called Chalk. It includes Thomas Fuchs new
