Il n'y a PAS de puce GPS sur l'iPod touch 4 !!
http://www.mwd.com/2010/09/ipod-touch-4th-generation-teardown-by-ifixit/?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+MWD+(MWD!)
Better:
Lighter and thinner
More durable metal back panel (we’ve seen many broken glass iPhone 4 rear panels)
Half the price at only $229!
Worse:
Only 256 MB RAM
No GPS
Harder to disassemble
No vibrator
John Gruber has postulated that the iPod Touch does not have an IPS display. We are still working to verify this, and will post comparison photos soon.