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This three-sided pole on an airport tram
(sh.itjust.works)
This is for strictly mildly interesting material. If it's too interesting, it doesn't belong. If it's not interesting, it doesn't belong.
This is obviously an objective criteria, so the mods are always right. Or maybe mildly right? Ahh.. what do we know?
Just post some stuff and don't spam.
Don't put your arm through it. Just don't. OSHA does not approve putting your arm between metal bars on anything moving.