I couldn’t choose, so you get a few minutes of a live performance by a Japanese electropop trio and then an hour-long talk from one of the most influential thinkers in consumer robotics today.
According to this WIRED piece, the Perfume video below was filmed in real time (with a large tech team and a 3D scan of the venue pre-made). Still, none of the effects you see are post-production. The tune starts near the 1:33 mark but the set-up is interesting, too.
Here’s how it looked to a fan at the venue. The video from the stream is cooler, but the live effects aren’t bad and fit the music well.
And, here is Cynthia Breazeal’s talk “The Personal Side of Robots” from SXSW Live: