Watch out for "wegweiser" at the StuStaCulum-Festival in the Studentenstadt! The German rock/pop band plays in the main tent (“Festzelt”) on June 21, 2014, at 5 pm. Gunther Glenk, keyboarder of the band, is a master's student of TUM-BWL. The band, which has already supported Peter Maffay, recently released their second single. Here, Gunther Glenk talks about balancing creativity and efficiency optimization.