Jailbreak 9.3.3 hasn't future. Only iOS 10 Jailbreak. Why? Apple released the third beta version of iOS 9.3.3 update, designed for iPhone, iPod touch and iPad. The final for this generation iOS release is aimed at optimization of Apple gadgets.
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It's mean that Apple will be released iOS 9.3.3 before iOS 10 final. iOS 9.3.3 has a minimum changes. Apple reports an improved performance and further corrections of defects and problems discovered in previous releases iOS 9.3.
This iOS 9.3.3 update is especially important for old devices on which we can't install iOS 10.
As already mentioned, on WWDC2016 introduced a new operating system iOS10. The first build debuted in the presentation day. The final version of the operating system will be released in September, along with the iPhone 7 and iPhone 7 Plus.
iOS 9.3.3 update is available so far only for developers, release testing program for participants will be available in the next few days. Install the update on the main gadget is not recommended, as it may cause problems in operation. Apple promises will soon release the final version for regular users.
Jailbreak 9.3.3 hasn't future, because we know that new iOS 10 has more new features and jailbreak creator will not release vulnerable and stay it for iOS 10 Jailbreak. We think it's right decision because after iOS 10 beta 1 release date we understand that iOS 10 is better than iOS 9. Next time for iOS 10 Jailbreak, but not Jailbreak 9.3.3.