Threats, mistakes and 'Sydney' -- Microsoft's new AI is acting unhinged

Chatbots like Bing have kicked off a major new AI arms race between the biggest tech companies. Though Google, Microsoft, Amazon and Facebook have invested in AI tech for years, it's mostly worked to improve existing products, like search or content-recommendation algorithms. But when the start-up company OpenAI began making public its "generative" AI tools -- including the popular ChatGPT chatbot -- it led competitors to brush away their previous, relatively cautious approaches to the tech.