Cliff Stoll makes glass Klein bottles, which are a nifty topological curiosity. He sells them on his website and also on Amazon. This month, a company gamed Amazon's rules about trademarks and took over Stoll's listing for Klein bottles and started selling a blackhead removal device. — Read the rest
from Boing Boing https://ift.tt/3w6CS6a
via IFTTT
0 comments:
Post a Comment