My hobbies

Model-making: radio-controlled ship and planes

Deutsche Lebens-Rettungs-Gesellschaft e. V. (DLRG): life-guard and rescue-diver

Motorbike: motorbike

Dancing: Ballroom and Ballroom Wheelchair Combi

Computers: Commodore 64, Atari ST, Nixdorf 8850/DEM, historic programming languages and software engineering techniques