you can delete the actual game but im pretty sure you can delete the actual update if that helps
iPod Touch software updates should not and do not delete everything.
Well it mostly depends on what game updates you want to delete. when i delete some updates the game progress does not delete so I'm guessing no it does not delete your progress.
No, updating an iPod will not delete anything on your iPod.
Your iPod will not delete apps on its own. You must delete the apps yourself.
No, iPod software will not delete your music.
Delete them from your iTunes library, then re-sync your iPod.
no
when you restore an ipod it doesn't delete your songs or apps but it will delete your high scores from the last time you sync your ipod.
Downgrading your iPod Touch should not delete anything.
you press the delete botton
You can delete them from the computer on iTunes.