I actually read it as "They're no more unhappy without than with them" . Kinda occam's razor of if they're not unhappier without their phone, then there's no harm taking it from them.
Assuming that's true, why are they more unhappy without them? Sounds akin to dependency/withdrawals at that point.
Assuming that's true, why are they more unhappy without them? Sounds akin to dependency/withdrawals at that point.