With these potentially user-replaceable parts coming out for the iPhone (battery, black back), some of you that are more technically inclined may want to try your hand at replacing these parts yourself.
This YouTube video may either dissuade you or teach you what you need to know.
The video comes from PDAParts.com who offers it as an instructional video on how to replace your iPhone's LCD screen and digitizer. They warn:
This is one of the hardest repairs we have ever seen. Your doing this repair at your own risk.