
Notpron (originally stylized as Not Pr0n) is an online puzzle game and internet riddle created in 2004 by German game developer David Münnich. Launched in mid-2004, it describes itself as the "hardest riddle available on the internet" and has developed a reputation for its high level of difficulty.
via Wikipedia infobox
Notpron (originally stylized as Not Pr0n) is an online puzzle game and internet riddle created in 2004 by German game developer David Münnich. Launched in mid-2004, it describes itself as the "hardest riddle available on the internet" and has developed a reputation for its high level of difficulty.
Regarded as one of the first of the online puzzle game genre, Notpron follows a standard puzzle game layout, where the player is presented with a webpage containing a riddle and must find the answer to the riddle in order to proceed to the next webpage.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).