https://techcrunch.com/2018/09/06/bumble-hives-facebook/
https://onlinedatingsoundbarrier.blogspot.com/2018/07/match-group-ceo-2nd-part-from-recode.html
SA article: Match Group's 'Boom Times' Look Like They Are Over
http://onlinedatingsoundbarrier.blogspot.com/2018/09/sa-article-match-groups-boom-times-look.html
Facebook is refining Facebook Dating feature (via Ms. Jane Manchun Wong)
http://onlinedatingsoundbarrier.blogspot.com/2018/08/facebook-is-refining-facebook-dating.html