24 September 2025, Bristol and London, UK Hartley Ultrafast, a deep-tech hardware company based in Bristol UK, today emerged from stealth at the Microelectronics UK 2025 expo in London, revealing its vision for ultrafast optoelectronic accelerators and demonstrating its first photonic computer, Babbage. Hartley is building the world’s fastest decision making machines, bringing artificial intelligence to the scale of single nanoseconds for the first time. Its…