I love when poly-nerds (their term) get together to enthusiastically jam on ideas and share their mutual love of playing brain tennis.

In this Tested video, Adam Savage sits down with mathematician and educator Matt Parker for a wide ranging discussion of Matt's book, Humble Pi, Numberphile, the YouTube channel Matt is part of, the difficulties of teaching math to kids, the creativity of computer programming, how his "semi-magic" "Parker Square" became a meme (and a t-shirt), and much more.

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It seems whatever you're into, there's an ugly holiday sweater for it. Now, with the rise in interest in cryptocurrency, there's a collection of machine-knit "ugly crypto sweaters" available. For $59.99 apiece, you can show your (ironic?) pride for Bitcoin, Ethereum, Litecoin, Monero, or Neo this winter. See them all over at Hodlmoon.

(Ufunk.net)

Previously: These ugly Christmas sweaters have special booze-bottle-holding pockets Read the rest