Where “Doritos Rainbows” started

Doritos, on Facebook, Sep 16, 2015. It reached 6 platforms in 21 months.

LineageContestedKey steps, 12 of 16. Lines follow time and platform
DoritosFirst postFrito-LayOpen webPlatform jumpPlatform jumpOwner responsePressBacklashPeakCommercialBacklashOwner responseAfterlifePatient zero