no
You can install free text messaging apps, but you have to pay for minutes to call people on the iPod Touch.
No, however the ipod touch 4g has two cameras on it
No
you cant
Sometimes depends if the apps that you install have bugs
safari should already be on your iPod touch. it is a default app that cannot be deleted.
You probably need to make a itunes account
You first have to download a torrent of the version of firmware you want, and then you can install it onto your iPod touch
In order to start using your iPod Touch, you must first download/install iTunes onto your computer and sync your iPod Touch to iTunes.
You can't.
http://ipodtouchtricks.net/ipod-touch-tricks/voip-support-on-ipod-touch-2g-confirmed/ according to this site i guess you can