Here is a short video
Here is a longer tutorial video
You can go through the actual presentation slides at http://lws.node3.org/#landing-slide
NOTE: these”slides” are active pages. You can click on the pages and interact with them.
They are in live d3. Try this page for example and click on one of the points in the graph
This page is a fun one: http://lws.node3.org/#demo-3 Drag your mouse around the page – it eventually draws a picture