2009 release. Munich based drummer, DJ and producer Christian Prommer launched a cutting edge new music project in 2007 called Drumlessons. Gathering around him the talented quartet of the pianist Roberto Di Gioia, the bassist Dietr Ilg, the percussionist and film composer Ernst Stroer and the veteran drummer Wolfgang Haffner, Prommer started treating well-known electronic music pieces in an acoustic jazz key. 13 tracks. Schema.