The idea behind the Humane AI Pin is a simple one: it’s a phone without a screen. Instead of asking you to open apps and tap on a keyboard, this little wearable abstracts everything away behind an AI assistant and an operating system Humane calls CosmOS. Want to make a phone call, send a text message, calculate the tip, write something down, or learn the population of Copenhagen? Just ask the AI Pin. It uses a cellular connection (only through T-Mobile and, annoyingly, not connected to…