I believe it's because Facebook seemed more lucrative because they faked viewership numbers: https://www.latimes.com/business/story/2019-10-10/hiltzik-facebooks

I believe it's because Facebook seemed more lucrative because they faked viewership numbers: https://www.latimes.com/business/story/2019-10-10/hiltzik-facebooks-bogus-video-claims-40-million https://www.latimes.com/business/story/2019-10-10/hiltzik-fa...