Badoo founder Andrey Andreev later confirmed that the company had previously set up around 19,000 test email

accounts that were used to test its competitors’ products.

via GDI
http://globaldatinginsights.com/2016/05/09/zoosk-badoo-deny-data-breach-as-hacker-sells-57m-accounts-on-dark-web/

PlentyOfFish (POF) big hacking incident just now?
http://onlinedatingsoundbarrier.blogspot.com.ar/2016/05/plentyoffish-pof-big-hacking-incidente.html

 
Badoo and Zoosk - Zoosk and Badoo. Both redesigned?
http://onlinedatingsoundbarrier.blogspot.com.ar/2016/02/badoo-and-zoosk-zoosk-and-badoo-both.html

Badoo: A dating app with 300 million users?
http://onlinedatingsoundbarrier.blogspot.com.ar/2016/04/badoo-dating-app-with-300-million-users.html
http://onlinedatingsoundbarrier.blogspot.com.ar/2016/04/security-issues-in-mobile-dating.html  
Russian billionaire backer of Bumble who is also in the spyware business.