you won't get any more free apps and the things you used to have when you jailbroke it.
You will also improve the speed your iPod works at and hopefully, the battery percentage will incease.
To 'unjailbreak' an iPod Touch, you have to do a system restore, which is available in the iPod Touch home menu in iTunes. This will erase all content that is on the iPod Touch, including bookmarks in Safari and contacts in the Contacts.
Yes iTunes>(iPod Touch Name)>Restore
plug it into itunes and hit restore
Connect to iTunes and press restore. If it is bricked just search youtube for how to un-brick an ipod touch.
You hit the reset button.
Yes I recently jailbroke my iPod 2nd gen and all the apps I got off iTunes or the AppStore didn't get deleted
Yes, updating the software of an iPod undoes the Jailbreak.
All you have to do is just hit the reset button.
this will only happen if you choose to update to the newest apple software. updating music and such thru itunes will not touch your jailbreak
if a magnet makes any type of connection with your ipod touch, it will either disable your ipod or kill it!
Yes and no. If you sync it your iPod will remain jailbroken. If you update it to say 4.1 it will un-jailbreak your iPod. Then you will need to re-jailbreak it.
As with most gadgets, it will become a victim of time. This means that the iPod Touch will soon become obsolete, and other things will dominate the iPod Touch. Things will get bigger, or smaller, and better and will do all the iPod Touch can do and more as time goes on.