Should be out now
How to jailbreak my iPod touch
to jailbreak your iPod 4.1 go to greenpois0n.com
No. Your jailbreak will remain as it is. Syncing your iPod does not alter the jailbreak in any way.
No you just update form iTunes
to jailbreak your ipod 4.1 go to greenpois0n.com
No but you can jailbreak an iphone or ipod touch but they each have different sites to jailbreak your ipod/iphone
You can jailbreak it semi-tethered but not untethered at the moment. search on Redmond Pie for a tutorial
no sadly you cannot jailbreak ipod nano's you can only jailbreak ipod touch, iphone, and ipad.
NO, it's actually better to have an older ipod to jailbreak it because it takes months for hackers to make a jailbreak for new ipod firmware.
There is no requirement to jailbreak your ipod, in fact it will invalidate any warranty you have.
no, to get a newer jailbreak you have to restore the ipod touch and then update the ipod touch and then download the jailbreak. that is a huge con for jailbreaking.
To get rid of the iPod jailbreak, restore your iPod through iTunes.