Drumgenius (created by a musician for musicians) is the first encyclopedia of real drum and percussion grooves (500 grooves) as played by the masters: a unique tool for any musician that wants to practice with an amazing expert virtual drummer, to develop time-feel and to expand the knowledge of any kind of rhythm, from the basic to the most complex one! The loops (stretchable) are accompanied by useful descriptions and discography references. The special "clave" button helps to go deep into the