The Little Known Chip Lab Behind Amazon’s Success

Annapurna Labs is not a household name, but its chips play a major role in Amazon Web Services and the company’s broader AI strategy. WSJ Science of Success columnist Ben Cohen explains. Plus, Apple is facing an existential crisis: Should it keep focusing on hardware or pour its energy into improving its software, namely Siri? WSJ senior personal tech columnist Joanna Stern describes what the two paths could look like for the iPhone-maker. Sign up for the WSJ's free Technology newsletter. Learn more about your ad choices. Visit megaphone.fm/adchoices

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Tech News Briefing is your guide to what people in tech are talking about. Every weekday, we’ll bring you breaking tech news and scoops from the pros at the Wall Street Journal, insight into new innovations and policy debates, tips from our personal tech team, and exclusive interviews with movers and shakers in the industry.