Google is adding a bunch of new features to its Gemini AI, and one of the most powerful is a personalization option called “Gems” that allows users to create custom versions of the Gemini assistant with varying personalties.Gems lets you create iterations of chatbots that can help you with certain tasks and retain specific characteristics, kind of like making your own bot in Character.AI, the service that lets you talk to virtualized versions of popular characters and celebrities or even a fake ...