10 things in tech you need to know today

Jack Dorsey Mark Zuckerberg — Phillip Faraone/Getty Images for WIRED25; Francois Mori/AP

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Mark Zuckerberg and Jack Dorsey faced questions over the US election. Lawmakers from both major political parties grilled the CEOs about decisions the platforms made.
Amazon started selling prescription drugs. Prime members can get discounts of up to 80% on generic drugs and 40% on brand-name medications.
Trump fired the US's top cybersecurity official. Chris Krebs was instrumental in protecting US elections from domestic and foreign interference.
Elon Musk is officially richer than Mark Zuckerberg. The billionaire takes no salary from his automaker, but owns a majority of its equity.
SoftBank's CEO said he still loves and respects WeWork founder Adam Neumann. Masayoshi Son spoke at the New York Times DealBook Conference.
Microsoft revealed a new 'once-in-a-generation' security chip. Pluton will make it harder to break into physical laptops, harder to gain user credentials like passwords, and easier to upgrade security.
Robinhood is lining up a possible 2021 IPO. The company pioneered commission-free stock trading, and is now worth close to $12 billion.
Exclusive: Facebook's trial of Portal devices in care homes received mixed reviews. Officials found most residents already had access to smart devices and risked tripping over Portal cables.
TikTok announced new parental controls. Parents of users aged between 13 to 18 will now be able to limit whether their children can use the search function.
Twitter's new disappearing Fleets feature caused Alexandria Ocasio-Cortez some stress. The New York congresswoman joined Twitter users complaining about the social media platform's newest feature.