TRAIN REC
If you ever wonder what the geeks at Sound & Vision do when we’re not listening to new speakers or tuning up video displays, well, we’re probably debating some arcane technical detail that most non-enthusiast mortals would neither understand nor care about. And so it was that a rather fired-up exchange of e-mails went over the wire a little while ago between myself, video technical editor Tom Norton, and our contributing technical editor Kris Deering. What sparked the discussion was Kris’s mention in a review manuscript that a particular projector under test touts support for the P3 color gamut, but that this is not useful to our audience because there is no P3 consumer content—he pointed out that 1080p HD is mastered in Rec. 709, while UHD content is mastered in…