DSE 2019: Userful’s Command and Control Module Allows for Real-Time Control of All Sources/Windows March 28, 2019 | Home / March 28, 2019 rave-video / DSE 2019: Userful’s Command and Control Module Allows for Real-Time Control of All Sources/Windows DSE 2019: Userful’s Command and Control Module Allows for Real-Time Control of All Sources/Windows