Who started “TikTok goes dark in the US”?

TikTok, on TikTok, Jan 18, 2025. It reached 6 platforms in 3 weeks.

LineageKey steps, 7 of 19. Lines follow time and platform
TikTokBefore the first postTikTokFirst postPlatform jumpPlatform jumpMilestonePlatform jumpAfterlifePatient zero