Brett Victor is known for advocating the kind of programming tools that Apple just unveiled in their WWDC keynote. (http://worrydream.com/LearnableProgramming/

Brett Victor is known for advocating the kind of programming tools that Apple just unveiled in their WWDC keynote. (http://worrydream.com/LearnableProgramming/ http://worrydream.com/LearnableProgramming/, http://worrydream.com/LadderOfAbstraction/ http://worrydream.com/LadderOfAbstraction/) The implication is that this may be some of the work he did there.