His product launches, at which he would stand alone on a black stage and produce as if by magic an "incredible" new electronic gadget?（小器具）in front of an amazed crowd, were the performances of a master showman.
出自-2012年12月閱讀原文
There is also l'enigme sans fin from 1938, works on paper, objects, and projects for stage and screen and selected parts from television programmes reflecting the artist's showman qualities.