Carl Sagan fans will love this brilliant mashup of The Matrix with a speech on the nature of matter from Cosmos. Now I know why I liked Hugo Weaving as Agent Smith so much: it was a Sagan homage. [via jwz]
Matthew Paul Thomas is back with an article about why Free Software has poor usability, with concrete suggestions for how to solve the problems. Thomas is an interaction designer who works for Canonical. You might remember his list of 69 usability problems in Ubuntu 5.04.