Here is why the (likely referring to High Efficiency or High Bitrate) version is actually a smart choice for this specific show:
If you are watching on a phone, tablet, or older laptop screen, it looks great. If you are watching on a 65-inch 4K TV, the compression will show. For the full experience of the 1950s cinematography, try to find a legal stream. For a plane ride or a quick binge, that 720p file will do the job. --- -Vegamovies.To-.Them.S01.Complete.720p.10Bit.Hi...
them-s01-complete-review