Moxie Marlinspike, the mind behind the secure messaging app Signal , has launched an alternative to AI chatbot ChatGPT that focuses on user privacy and security. Also: The best free AI courses and certificates for upskilling in 2026 and I've tried them all It's probably no surprise that the popularity of ChatGPT is leading it down a well worn path: the arrival of ads . However, this shift also highlights how our data is currency that tech organizations are falling...