belpher from vertigon by oak empire
O.A. Kayser, german composer and piano player, *1977. Concerts with own compositions for piano and church organ since 1989. Lived in Berlin till 2000. Compositions & performances for electronic instruments (synthesizers, samplers, etc.) influenced his music since 2005. Oliver Amadeus Kayser also published under pseudonyms: oak empire, o.a.k., blackat, ka.pu.es, g.Arden, etc.