The duo M.A. Numminen & DJ Sane was started in 2004. Numminen has appeared on Radio Suomi since 1984 together with playwright Juha Siltanen on their night show Yömyöhä. In 1986 he published a book called "Baarien mies" ("The Man of the Bars") on Finnish "keskiolut" lager culture, for which he visited 350 bars around Finland. The book had a considerable role in the birth of 1980s "keskiolut" beer culture in Finland. Numminen has taken part in over 30 films, either as an actor, scriptwriter, composer or cinematographer.