Making Something Simple Is Very Difficult.

Twitter Has Been My Life's Work In Many Senses. It Started With A Fascination With Cities And How They Work, And What's Going On In Them Right Now.

From A Product Standpoint, We Want Every Touch Point To Feel Magical. It Inspires Trust.

It's Empowering To Be Asked To Look At What's Possible, Not Told How To Do It.

A Number Of People In The United States, Almost Everyone, Is Using Plastic Cards To Pay For Things, But It's Extremely Difficult To Accept These Cards. So Let's Make It's Easy And Take More And More Of The Friction Out As We Can.

Success Is Never Accidental.