Originally Posted by
unterhausen
When apple updated to a version of their phone os that burned up batteries on older phones, they offered a battery replacement service. A friend tried to take advantage of it and sent in his phone. They told him thanks for the $40, but they couldn't replace the battery on his phone, and helpfully offered to dispose of it for him. So he had the local place that works on phones replace the battery. There are a lot of people that can replace batteries.
The batteries often last longer than most people keep their phones.