The sneakernet is still in use today in other parts of the world including Bhutan where a sneakernet distributes offline educational resources, including Kiwix and Khan Academy on a Stick to hundreds of schools and other educational institutions. Google once used a sneaknet to transport 120 TB of data from the Hubble Space Telescope. "Never underestimate the bandwidth of a station wagon full of magnetic tapes hurtling down the highway".
[Full disclosure: I am the husband of one of the models Nimoy used for his "Full Body Project", and she might be interviewed as a part of the documentary; However, cutting room floors being what they are, even virtually, that's not a guarantee she would actually be IN the doc.]
The video was created by cinematographer Luke Neumann who used a 6K EPIC DRAGON camera using some advanced and complex techniques such as shooting in portrait orientation and then stitched the video together in Adobe After Effects. Some shots simply scaled up by 125% from 6.1K to meet the 7.6K standard and handheld stuff was 6K scaled up by 125% and sharpened up.
Youtube is now offering an 8K option and according to Google: "8K video has been supported since 2010, but that labeling for 8K video (the 4320p/8K quality setting like pictured above) was added "earlier this year — but presumably there was noting to view — until now...