iOS 7.1 update for iPhone 4 will add more speed to it

After introducing CarPlay and adding various new tweaks in iOS 7.1, there comes one good news for iPhone 4 users. This time your phone will become very much faster in terms of browsing, multi-tasking, and lots more. So, if you are one among those who are still facing too much lag in you iPhone 4 after updating to iOS 7 from iOS 6.1.3 or may be from iOS 5, you should consider this update. One more thing is that Apple has also patched the previous jailbreak exploit in this update. So, no more jailbreaking for now. They have tweaked this new iOS version in a way to smooth up the app launch and app close gesture on your 4 years old device. ArsTechnica also got a table to explain you these new improvements. Take a look:
UPDATE: Even iPhone 4S and iPad Mini(1st Gen) users are appreciating this new update!