Source was the name for a Japanese rock band and a Swedish producer. The only remaining artist using the moniker Source is an Illinois native. 1. Source was a Japanese rock band. Formed in 2000, they were signed to Mob Squad/Victor Entertainment. They disbanded early 2007. 2. The next moniker after <>< for zome artist the wppss 3. Robert Leiner released little as "source," and normally went by The Source Experience.