As AI models grow and improve, their memory demands are rising sharply. Modern chips fall short. Startups are experimenting with more radical designs https://www.economist.com/science-and-technology/2026/03/18/the-next-phase-of-artificial-intelligence-may-require-very-different-processors?taid=69bded9e9ac2060001304c6c&utm_campaign=trueanthem&utm_medium=social&utm_source=voante