Who started “Tesla Model 3 reveal and reservations”?

Elon Musk / Tesla, on Open web, Mar 31, 2016. It reached 5 platforms in 21 months.

LineageContestedKey steps, 10 of 16. Lines follow time and platform
PrecursorElon Musk / TeslaFirst postCommercialCommercialMilestoneBacklashOwner responsePlatform jumpAfterlifeBacklashPatient zero