$600 phones Smartphones get cheaper and cheaper. Last year it was the $300 Nexus 4, now it's the $180 Moto G. And that's for mid-tier phones; the low end of

$600 phones Smartphones get cheaper and cheaper. Last year it was the $300 Nexus 4, now it's the $180 Moto G. And that's for mid-tier phones; the low end of Android goes very low.