To develop an application for the iPhone you need to download the software developers kit (SDK) from the Apple site. (See links below) You then need to write your software and submit to Apple who will approve it, if it meets their standards, and make it available from the iTunes App store.
No, it is not normal. iTunes should be recognizing your iPod Touch as an iPod Touch, not an iPhone.
if you want to use itunes get an iphone/ipod
Itunes is and application which is preinstalled on the the ipod touch. It should be there already.
u can only get applications from iTunes such as this metronome on the ipod touch or the iphone.
It depends whether that touch screen phone is compatible with itunes, such as the Iphone.
you need an ipod touch or iphone :)
Its Free On iTunes For ipod Touch, iPad Or iPhone
Its possible but its illegal if you don't buy it from the iTunes store.
By the time I answer this question there are ~285,000 iPhone / iPod Touch apps on the iTunes App Store.
Any on the iTunes store that are under iPhone/iPod Touch, but you may have to pay for some.
The Facebook iPod Touch/iPhone app can be downloaded from the iTunes App Store.
Yes, you can "Undo" a Jailbreak, by going into iTunes and Restoring your iPod Touch, or iPhone.