This whole thing sounds an awful lot like Bret Victor's “Magic Ink” paper (that's a compliment): http://worrydream.com/MagicInk http://worrydream.com/MagicInk

This whole thing sounds an awful lot like Bret Victor's “Magic Ink” paper (that's a compliment): http://worrydream.com/MagicInk http://worrydream.com/MagicInk If you like the ideas in the OP, you owe it to yourself to chew through Bret's paper. A lot of the same ideas, expanded and thought through.