In 1960, just before the widespread release of push-button phones, AT&T tested a number of button configurations to see which ones offered the greatest speed and least confusion. The number pattern based on the numbers' positions on the incumbent rotary dial did well but the company decided to go with the now-familiar 3x3+1 configuration instead.
...is a weblog about the liberal arts 2.0 edited by Jason Kottke since March 1998 (archives). You can read about me and kottke.org here. If you've got questions, concerns, or interesting links, send them along.