> Magically, as soon as I opened it 10 minutes later, I'd get the notification that they'd sent a text. Android does this in power save mode. Plug in a charger

> Magically, as soon as I opened it 10 minutes later, I'd get the notification that they'd sent a text. Android does this in power save mode. Plug in a charger and all of a sudden you get notification pings as background tasks are given a chance to run.