Who started “Blinding Lights Challenge”?

Greg Dahl, on TikTok, Mar 3, 2020. It reached 6 platforms in 13 months.

LineageEach dot, 10,000 challenge videos, approximately; Delta AI vendor estimateContestedKey steps, 12 of 16. Lines follow time and platform
We got bored🤷🏼‍♂️🤷🏼‍♂️Greg DahlFirst postBlinding Lights Challenge | Know Your MemeTaylor LorenzXYou asked for it... Here it is 📸 #blindinglightschallenge #blindinglights #happyathomeThe McFarlandsTikTokPressPlatform jumpPeakPlatform jumpOwner responseCommercialAfterlifePlatform jumpBacklashPatient zero