I’m trying to write the best song we’ve ever written,” the brother says. “And the most accessible.”“That sounds stupid,” the sister replies. He’s Finneas Baird O’Connell, and she’s Billie Eilish Pirate Baird O’Connell. He’s 21, and she’s 17. They’re standing … Continue reading BILLIE EILISH: THE WORLD’S A LITTLE BLURRY