No 4.1 for me until jailbreak. I cannot live without MCleaner. 
If they'd allow us to have a firewall in the App Store, I wouldn't need to jailbreak at all.
The other stuff that comes with jailbreaking (for me) is peripheral and unimportant. But something like iBlacklist or MCleaner is essential.

If they'd allow us to have a firewall in the App Store, I wouldn't need to jailbreak at all.
The other stuff that comes with jailbreaking (for me) is peripheral and unimportant. But something like iBlacklist or MCleaner is essential.