Bret Victor – Inventing on Principle vimeo.com 4 points by mdzn 9 years ago · 2 comments Reader PiP Save saycheese 9 years ago Transcript: https://github.com/ezyang/cusec2012-victor/blob/master/trans... davelnewton 9 years ago Oh this one?https://hn.algolia.com/?query=inventing%20on%20principle&sor...