This game is trending everywhere and still not showing that it will back down soon. 40 million downloads might be small to some people but the developers at Epic will say the opposite.
The information that we were given is that Fortnite as added another 10 million to that which was gained in December-30 million. The game is probably still going strong thanks to it being free and online so YouTubers have really gotten t the tradition of posting a lot video and getting a lot of views.
If you have a YouTube channel and upload game videos, please try your hand at the Fortnite game.