The year's top tech stock is up 300% thanks to AI -- but it's not Nvidia - Nvidia's all-in-one app will replace GeForce Experience later this year - AI coding startup Poolside raises $500M from eBay, Nvidia, and others - Nvidia to become a big shareholder in Japan's Sakana AI - Nvidia's AI NPCs will debut in a multiplayer mech battle game next year - An Nvidia rival just landed $640 million in cash -- and a Meta AI mentor