Cool, thanks! Couldn't get it to work in FF (Mac/22.0) - it asked for camera permission, camera activity light went on, but no images and constant re-prompts f

Cool, thanks! Couldn't get it to work in FF (Mac/22.0) - it asked for camera permission, camera activity light went on, but no images and constant re-prompts for permission. But, worked quite well in Chrome (Mac/27.0.1453.93).