[polote]

The founder of Bumble is one of the founders of Tinder. But others founders of Tinder are not founders of Bumble, this is true. Also we could argue that Bumble has two founders, but this is insignificant anyway

[Narretz]

Maybe they confused Bumble with all the other apps / services that are under the Match branch: Tinder, Match.com, plentyoffish, OkCupid ...