Sigur Rós's video for the understated, Valtari-kicking-off Ég Anda is, err, a strange look, as it's very much a step-by-step visual manual on how to prevent someone from choking. But, it does have the requisite stylize-azation for something as stately as a Sigur Rós track, though. It's the first of 12 videos from guest directors, the band says. Ragnar Kjartansson ...