have you seen jeff?  nah, he's doing this year's cicada 3301 puzzle, so he'll be locked in his house for the next two months
"a mysterious group of hackers and cryptographers that, according to leaked documents, believe "censorship, tyranny, and oppression of any kind must end," and that "privacy is an inalienable right
"have you seen jeff?  nah, he's doing this year's cicada 3301 puzzle, so he'll be locked in his house for the next two months" What is the definition of "cicada 3301"?