If you're iPhone is jailbroken for another $3 you can buy My3G to make apps think they're on WiFi all the time. I use it to download apps > 20MB and see good qu

If you're iPhone is jailbroken for another $3 you can buy My3G to make apps think they're on WiFi all the time. I use it to download apps > 20MB and see good quality YouTube everywhere. You can also get higher res video by going to the YouTube site instead of using the app. But if you click a youtube link you have no choice...