Thanks Simon for the presentation and for this tip. Instead I wanted to signal this book http://research.microsoft.com/e... It is a huge literate program presenting the predecessors of STG: G machine, TIM machine and Parallel G machine. Apart from this, regarding the question "what does laziness buy us?" I think this classic paper give good insights http://www.cs.utexas.edu/~shmat... (short answer: modularity).
0 · March 5, 2012