Filming a professional video used to mean a camera, a presenter, decent lighting, and hours in an editing suite. Synthesia throws all of that out and replaces it with a text box: type a script, pick an AI avatar, and a few minutes later you have a polished, presenter-led video in over 140 languages — no camera, no actor, no studio required. Founded in London back in 2017, Synthesia has grown into one of the most recognisable names in AI video, trusted by companies like Zoom, Heineken, Bosch, and SAP for everything from onboarding videos to global marketing campaigns. Here’s…