‘Fortnite’ made me the world’s meanest mom — and I’m fine with it

I am the meanest mom in the world: I won’t let my kid play “Fortnite Battle Royale.” My objections may be futile — with 200 million registered users, “Fortnite” is more popular than porn. But we all have our lines in the sand, and this is mine. I know all the pro-“Fortnite” arguments: It’s social!...