sync

Neil Fraser of Google presents Differential Synchronization, the algorithm behind MobWrite, for keeping multiple copies of a document in sync in real time. The talk argues the approach is robust, convergent and efficient.

The official music video for The Chemical Brothers' Star Guitar, directed by Michel Gondry. Visuals of a passing landscape are synced to elements of the music.

Bobby McFerrin uses audience participation at a World Science Festival event to demonstrate how instinctively people follow the pentatonic scale.

The Original Caste's recording of One Tin Soldier synced to Cher's animated video. It is a protest song about war and greed.