It bothers me that crossing an invisible line in the ground blocks access to stuff that others can see simply by standing on a different patch of dirt.
(With the added irony that this is a Japanese show, in the Japanese language, and I am physically in Japan at the moment.)
Do you know about the HN Tokyo Slack chat? https://hntokyo.slack.com
Unfortunately, the login page shows as invite-only; instructs me to contact the workspace admin for access; but doesn't give any obvious way to contact that person. If you are an admin and would like to invite me, I have an email in my profile.
For anyone else reading who wants to join there is an auto-invite here:
You see a slow-moving ship. You then watch a slowly-drifting screw. Then, at the moment they're shown together, you realize their relative velocity is like that of a bullet.
(Also, I love the anime. It tries to handle space with as much scientific realism as possible. Also, even though it frequently shows the worst aspects of humanity, it also shows the best, and overall is pretty hopeful about space.)