Recode Decode: Betaworks CEO and co-founder John Borthwick

John Borthwick, CEO of the "startup studio" Betaworks, tells Peter Kafka why mobile apps still rule, why he's still bullish on Twitter user growth and more. Later, Lauren Goode and Kara Swisher talk TV streaming, and Kurt Wagner unpacks the daily fantasy controversy. Learn more about your ad choices. Visit podcastchoices.com/adchoices