Troubleshooting your iPod Touch

http://www.techrepublic.com/blog/mac/troubleshooting-your-ipod-touch/1738?tag=content;selector-fd-river

Next-generation materials for post-Christmas repairs

http://www.theregister.co.uk/2011/12/31/christmas_repairs/

Easy tweak for a more responsive home button on your iPhone

... or other iOS device:

http://www.lifehacker.com.au/2011/12/easy-tweak-for-a-more-responsive-home-button/#more-411454

Liquid metal capsules used to create self-healing electronics that fix themselves

When a break in a circuit trace occurs, the liquid metal capsule breaks too, releasing the liquid metal & "healing" the circuit in microseconds.  Minor annoyance averted for a TV viewer.   Major disaster averted for the occupants of an aircraft or spacecraft.

http://inhabitat.com/researchers-find-a-way-for-electronics-to-fix-themselves-using-liquid-metal-capsules/self-healing-capsules/

Darpa robots will turn dead satellites into a zombie orbital array (video)

http://www.wired.com/dangerroom/2011/10/darpa-dead-sats/

Fix iOS backup failure

http://www.macworld.com.au/help/fix-ios-backup-failure-38096/?utm_medium=email&utm_campaign=Remembering+Steve+Jobs+All+about+iPhone+4S++much+more&utm_content=Remembering+Steve+Jobs+All+about+iPhone+4S++much+more+CID_f9986582d4f044c2e49e2fad557ccfe7&utm_source=Email+marketing+software&utm_term=Fix+iOS+backup+failure