Tech Tuesday: Red Hackers, Inkjet Shoes, TikTok Rooms and Web Concepts

Tech Tuesday: From Google to Nvidia, tech giants have hired red team hackers to break their AI models; These sneakers are also fully-functional inkjet printers; TikTok sparks inspiration — and pressure — as students shop for school; How the Conceptual Web will upend everything we know about websites and search engines; Google will let you send a bot to a meeting on your behalf.