Ios 7.0.2 Apple's Extra Iphone Upgrade
https://charlievkho202.kinja.com/the-most-influential-people-in-the-ios-12-4-jailbreak-i-1836858083
I am not giving out any ETA again, because the Jailbreak community is simply nuts. 3G Turbo Sim is also quite safe to use and it won't damage your iPhone. People want to jailbreak iPhone 4 to free more functions