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Show HN: I Built Paul Graham's Intellectual CAPTCHA Idea
PG has posted many times about improving social media discussions using an "intellectual CAPTCHA" or simple math / logic test [1][2][3][4] - "I have often sensed that a really easy math CAPTCHA would improve conversations about economic inequality.", "Make users pass a test on basic concepts like the distinction between necessary and sufficient conditions before they can tweet."I built one...
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Show HN: Wreflecto – word puzzle inspired by the ancient SATOR Square
Wreflecto is a word square puzzle where every row and every column must form a valid word. Read more about ancient word squares here - https://en.wikipedia.org/wiki/Sator_SquareUnlike crossword or wordle, there are many possible solutions. Any valid word combination works. 4x4 (easy) on weekdays. 5x5 (hard) on weekends. Two modes - mirror (https://wreflecto.com/mirror), and cross...
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Show HN: I Built Paul Graham's Intellectual Captcha Idea
PG has posted about improving social networks using something like an "intellectual CAPTCHA" many times [1][2][3][4] - "Make users pass a test on basic concepts like the distinction between necessary and sufficient conditions before they can tweet."I felt the same way. So I built one using a mix of simple math, logic, and Twitter/X Community Noted posts. Try sample questions here -...
Show HN: Built Paul Graham's Intellectual CAPTCHA Idea
PG has posted about improving social networks using something like an "intellectual CAPTCHA" many times [1][2][3][4] - "Make users pass a test on basic concepts like the distinction between necessary and sufficient conditions before they can tweet."I felt the same way. So I built one using a mix of simple math, logic, and Twitter/X Community Noted posts. Try sample questions here -...