Apple’s MacBook Air turns 10

Ten years ago today, Steve Jobs triumphantly held up a manilla interoffice mail envelope to a round of applause at the Moscone Convention Center in San Francisco. It was a silly gimmick, but it got t...

A modest primer for Ethereum programming

Mostly I write stuff. See rezendi.com for details. More posts by this contributor: I’m a long-term cryptocurrency believer, pretty saddened to see the space degenerate into something about as interes...

Why is health care so damn expensive?

Never has there been more talk of innovation and yet more disappointment in the future than in the health care industry. AngelList shows almost a thousand startups just in the digital health space al...