The rise of AI has reignited concerns about energy and heat efficiency among companies using and building chips. Vaire Computing, based in London and Seattle, has secured $4 million in funding to develop silicon chips that would consume minimal energy and generate little heat through reversible computing - a method where energy is conserved within the chip rather than released as heat. This innovative approach, led by serial entrepreneur Rodolfo Rosini and researcher Hannah Earley, aims to revolutionize computing by recycling energy internally and drastically reducing energy consumption. While challenges remain, investors like deep-tech fund 7percent Ventures see the potential of Vaire's technology to capture a significant portion of the future AI chip market. With an expert team, including renowned researcher Mike Frank, Vaire Computing is poised to make a substantial impact in the tech industry through its groundbreaking approach to chip architecture.