Darek Pietraszewski also known as Copy Corpo is an improvisor and promoter of independent music, co-founding the cassette label Pointless Geometry. He creates music on electronic and electroacoustic objects. Together with Justyna Banaszczyk he organizes the Warsaw concert series focused on experimental music - "V / A - Various Artist". As VJ Copy Corpo, he creates visualizations based on feedback and video materials from VHS cassettes working within the aesthetics of analog glitch and psychedelic color structures. In his improvised sets he uses analogue video mixers, video cameras and other peripheral devices.