Don't buy this guy's klein bottles, they're a scam - they're only THREE dimensional! Such a rip off. How am I supposed to store a ŷ̶̺̎͌͐̿̽̊́̕ŏ̶̗̈́̓̍̎̃͠g̶̝̺̜̜͋̿̚ͅ-̷̧̛̈́̔́s̷̰̀͌́̈́ơ̷̝̭̫͛́͘ẗ̴̹̱̖̥́h̸̡̡͙̻̀o̸̹̘̾̀͗̇̕t̵̗̠̄̽̈́͑ḧ̵̳̰̩̲͈̜͉̝́́͌͐ in this thing?
https://stackoverflow.com/questions/1732348/
Strangely, I had that very page open on my three dimensional computing device last night and it was still open just now.
This Must Mean Something.