Auf YouTube findest du die angesagtesten Videos und Tracks. Außerdem kannst du eigene Inhalte hochladen und mit Freunden oder gleich der ganzen Welt teilen.
They have to keep testing their users with potential new content they may start liking so that the app stays new and refreshing and people keep coming back
They have to keep testing their users with potential new content they may start liking so that the app stays new and refreshing and people keep coming back