Jailbreak iPhone 4 on iOS 4.1

1. My current iPhone 4 is now on 4.0.2 and its not Jailbroken yet.
2. Without a Jailbreak iPhone, its not much fun compared to my Jailbroken iPhone 3GS.
3. But yesterday, its to hear the news that it is now possible to Jailbreak iOS 4.1.
4. You can read more this article - "Confirmed ! iOS 4.1 Jailbreak Using Bootrom Exploit works on iPod touch 4G, iPhone 4 and Even iPad!"
5. But if you are on iPhone 3G, you can Jailbreak 4.1 using this Unofficial method --> How to Jailbreak iPhone 3G iOS 4.1 with PwnageTool for Mac [Unofficial].
6. And if you want to Jailbreak your iPhone 3GS (Old Bootrom) on iOS 4.1, you can use this guide --> How to Jailbreak iPhone 3GS on iOS 4.1 with PwnageTool [Guide]
7. If you want to safely upgrade your iPhone 4 without upgrading its baseband, use this method -- Here’s How You Can Update iPhone 4 on iOS 4.1 Without Upgrading 1.59.00 Baseband to 2.10.4
8. Unfortunately the Jailbreak that might be release by Dev Team is a "Tethered" Jailbreak, meaning, you need to connect to the computer every time you reboot the iPhone --> SHAtter Exploit will Jailbreak All Existing iOS Devices Forever !
9. TinyUmbrella have been updated to 4.1.4 with the benefit of saving your current baseband firmware and not updating to the latest firmware on iOS 4.1. This will ensure your baseband is ready for any unlock.
10. It seems there's a lot of hard work from the Chronic Dev team to release iPhone 4 iOS Jailbreak solution called Greenpois0n.

UPDATE:

Instead of GreenPois0n, the actual Jailbreak solution for iPhone 4 iOS 4.1 is Limera1n.
Here's how you can Jailbreak it --> Limera1n - Make It Ra1n..!