If you've been keeping your ear to the street, a.k.a. keeping up with the latest jailbreak news on Twitter, then you may have stumbled upon several rumblings about a "big surprise" that will be included with the upcoming GreenPois0n jailbreak.
This newest version of GreenPois0n will provide an untethered jailbreak for iOS 4.2.1 firmware, and is destined to arrive any day now.
What could the so-called "big surprise" be? Will it be something we've seen before? Will it be a totally new feature that will blow our minds?