Kalle Jonsson (born in Majorna, Göteborg, Sweden) aka Dubmood is a Swedish composer and producer of electronic, pop, rock and dance music best known for his works in the chiptune (8-bit)genre and within the computer piracy movement known as the Warez scene. He is a long-time public member of Razor 1911, referred to as the oldest piracy software ring on the internet by the US department of justice and has a long list of musical works, both as a solo-artists, with numerous bands and as a studio-producer and remixer.