No
Yes. Updating iTunes is absolutely free. As a matter of fact, so is updating your iDevice software, and Safari!
Ry updating to a newer version of iTunes.
If you can't open iTunes, try updating it.
Yes itunes do have HD movies
Updating the iTunes software will not affect your existing iTunes account or music library.
No. iTunes does not deal in secondhand movies.
If you are updating the iTunes software to the latest version your music library will not be affected.
Updating iTunes only updates the iTunes software it will not touch your music library.
Updating iTunes overwrites all previous versions but music, apps and other data doesn't get changed.
Not At All...... But updating your ipod will remove the jailbreak
try updating your itunes your ipod might be newer or you itunes older
SD movies from iTunes