Video/animated background art

During a spate of ripping some new Criterion blu rays, I was impressed with the some of the menus on a number of the discs, and I thought it might be nice to be able to select a video as background art, similar to how Netflix and some of the other streaming services are loading video trailers or autoplaying shows/movies when you pause on them. Personally, I’d want the option to only load this on a movie or TV show’s page, rather than while browsing.

Early 2021 clean-up: duplicate