Germany summons Russian ambassador, accusing Moscow of sabotage, cyberattacks, and interferenceDecember 12, 2025
Share Facebook Twitter LinkedIn Pinterest Email Killing off Duo the owl only cost Duolingo $10,000. CFO Matt Skaruppa and CEO Luis von Ahn explain why the marketing campaign’s social media return made it priceless. Watch this episode of Chief Future Officer tonight at 9:30 pm ET with Tim Stenovec