Valued at a market cap of $27 million, Rail Vision (RVSN) develops and sells railway detection systems that enhance operational safety, efficiency, and predictive maintenance. It uses specialized cameras and onboard computers to monitor train operations, prevent collisions, and reduce downtime. Rail Vision also offers cloud-based data services, maintenance solutions, and geographic mapping systems to railway operators worldwide. www.barchart.com Last week, Rail Vision made an unusual move into quantum co ...