Echolab line of production switchers? BMD bought ‘em, and they’ve resurfaced under the ATEM name. BMD was also one of the companies showing a prototype Thunderbolt product. Thunderbolt (that thin white cable) daisy-chaining storage, I/O, and computer. Here, Thunderbolt daisy-chains a BMD UltraStudio 3D I/O box to a Promise Technologies Pegasus