Bret Victor's 2011-2012 Showreel [worrydream.com]

[sas]

Lots of nifty unreleased software sneak peeks here. Also an astonishing display of software productivity in just 2 years of work.

[wakeupsilver]

I hadn't seen multitrackDSP/dead fish/nile previously. Guess they're not released(?). Nice overview.