TUAW - Viber is a new free VoIP app for the iPhone. It allows you to talk using the AT&T data network, rather than the cellular network. I kept looking for a catch, but there isn't one. Works on WiFi and 3G. Check. You don't need to create a friends list. Check. Alerts you to incoming calls without the app being open. Check. No ads. Check.
The famous ChatGPT application for Apple Watch, Petey, became available for iPhone a couple of months ago.
In the grand scheme of things, Batterygate may be just a blip on Apple's radar, a $500 million hiccup for a company worth trillions.
Some iPhone features are worth disabling, while others are designed to potentially save your life.