Porn uses old and free formats for maximum compatibility. h264 and aac, works on every budget device from the last decade (and older). Even the highest quality

Porn uses old and free formats for maximum compatibility. h264 and aac, works on every budget device from the last decade (and older). Even the highest quality 4k porn is just 20 mbit/s h264. These companies aren't youtube, they don't encode every video in 10 different formats for every use case. If pornhub statistics are to be believed, like 85% of visitors are mobile users. There's no point in optimizing anything for expensive big screen great audio home theater experience when your target audience is 5" low res screen 1% volume ashamed at night phone fappers. The very opposite of cutting edge technology (with the exception of tiny niches like VR).