Who started “Guitar Hero”?

Gary_Whitta and forgeforsaken, on Retail, Nov 3, 2005. It reached 3 platforms in 5.3 years.

LineageContestedKey steps, 11 of 16. Lines follow time and platform
Charles and Kai HuangBefore the first postGary_Whitta and forgeforsakenFirst postRedOctaneRetailOwner responsePlatform jumpMilestonePressOwner responsePlatform jumpBacklashAfterlifePatient zero