some people tell me that it automatically installs awesome apps and others say that it will erase some of your imformation what's so ever
There is no way to update your iPod from your iPod. You have to do it on iTunes on your computer.
You can update your iPod without selling it! First go to iTunes and plug in your iPod. Then go to your iPod summary and click "update".
all your stuff will get deleted.
You have to update via iTunes on computer
No. Once you have updated your iPod, you can't un-update it.
If you jailbroke it by using cydia all the apps and cydia apps will get deleted
When you plug your ipod in to your PC or Mac, open itunes and if there is a update for the ipod it should tell and ask you whether to update and install.
You do not pay to update your iPod Touch unless the software update is to 3.0 or 3.1.
No.
No.
Plug your iPod into the computer to charge it and it will ask if you want to update it.
It does not, unless the update is interrupted or, you restore instead of update.