Telegram was supposed to be the platform with the freest of free speech, which meant it was also rife with the worst the internet has to offer—"criminal activity” puts it lightly. But are French authorities setting a dangerous precedent with the arrest of Telegram CEO Pavel Durov?  Guest: Joseph Menn, tech reporter for the Washington Post covering privacy and security. Want more What Next TBD? Subscribe to Slate Plus to access ad-free listening to the whole What Next family and all your favorite Slate podcasts. Subscribe today on Apple Podcasts by clicking “Try Free” at the top of our show page. Sign up now at slate.com/whatnextplus to get access wherever you listen. Public.com+Public Investing: All investing involves risk. Brokerage services for US listed securities, options and bonds in a self-directed brokerage account are offered by Public Investing, member FINRA & SIPC. Not investment advice. Public Investing offers a High-Yield Cash Account where funds from this account are automatically deposited into partner banks where they earn interest and are eligible for FDIC insurance; Public Investing is not a bank.Cryptocurrency trading services are offered by Bakkt Crypto Solutions, LLC (NMLS ID 1828849), which is licensed to engage in virtual currency business activity by the NYSDFS. Cryptocurrency is highly speculative, involves a high degree of risk, and has the potential for loss of the entire amount of an investment. Cryptocurrency holdings are not protected by the FDIC or SIPC. . See public.com/#disclosures-main for more information. Learn more about your ad choices. Visit megaphone.fm/adchoices