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The Dartfish Olympics

Self-counting coin jar!

Check it out: A jar lid that keeps a running tally of the coins you shove in by recognizing the shape — and thus the denomination — of each one. This is one of those “why the hell didn’t I have that idea” ideas; so elegant and simple that it should have existed long ago.

(Thanks to Boing Boing for this one!)


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I'm Clive Thompson, the author of Smarter Than You Think: How Technology is Changing Our Minds for the Better (Penguin Press). You can order the book now at Amazon, Barnes and Noble, Powells, Indiebound, or through your local bookstore! I'm also a contributing writer for the New York Times Magazine and a columnist for Wired magazine. Email is here or ping me via the antiquated form of AOL IM (pomeranian99).

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Collision Detection: A Blog by Clive Thompson