Yes
No you can download apps without jailbreak, but you will be able to download apps that have been disapproved by apple if you have jailbreak.
You don't. You download apps on iTunes if you are downloading the app using the computer.You can download iTunes on apple.com.
The apps should not disappear from your iTunes account.
You would need to browse the internet to find apps that work with the iPhone tat you do not need to download via the iTunes store.
Yes, it doesn't matter what iTunes software you have, you can still download apps from it to download to the iPod Touch.
itunes
No, you do not have to pay to download itunes, but you have to pay to purchase things from itunes, such as songs, movies, and apps.
iTunes!
When downloading an app, you are not obliged or forced to download music. Music and apps can be downloaded separately. They can be downloaded either through iTunes or through the App Store.
No, you just need to free download iTunes and then use it to buy apps. iTunes is free.
There are two ways: 1. First download the apps onto your computer using iTunes. Plug in your iPod to your computer, open iTunes, and set the sync settings so that you can download apps to it, sync your iPod and you should see the apps on there. 2. Go to the app store on your iPod and download them from there. Both require an iTunes account.