You don't seem to allow much of anything, lately. It's all remove this, ban that.
Your instance truly makes Lemmy feel like Reddit at its worst.
Not that I'm aware. Probably Baader-Meinhof.
To wit, coincidences are more noticeable than non-coincidences, and once you've noticed one it'll be much easier to notice others you might have missed.
I myself once spent about a week seeing Curta hand-held mechanical calculators everywhere. Books, magazines, blog posts, youtube... I wasn't complaining, of course, the Curta is an amazing piece of engineering, but still, it was a bit weird.
I'm pretty certain Excel supports scroll lock. It lets you scroll the sheet with the arrow keys instead of moving from cell to cell (also last time I tried you could go to the ribbon menu with the slash key, like in the good ol' Lotus 123 days). Wouldn't be surprised if it also works in other spreadsheet programs.
Anti-fluoridation had been a thing since fluoridation was introduced in the forties, and by the fifties prominent conspiracy nutjobs were claiming it was a communist plot.
Kubrick was just parodying them with Ripper, as by 1964 most people already considered the communist conspiracy argument an example of irrational fear and paranoia.
I don't know which instance is doing this shit (world or ml, I assume), but it's absolutely removed. 😤