Why not use MakeMKV to remux it for them, from the fragile and DRM-infested Blu-ray into a sane .mkv on a USB drive that they can plug into the back of their TV: https://nitter.net/turtlekiosk/status/1709057325170905363
I agree with your premise but it feels like something is lost here.
Gifting only the USB drive makes more sense for a nice movie collection like in the linked Twitter thread