There's no doubt that Swype is one of the most popular and innovative keyboard replacement apps for Android, albeit for a somewhat niche market. One of the quirks of Swype, though, is that it's basically made for one-handed input, and some users just aren't into that. Enter a new keyboard called Keymonk Keyboard which basically takes the Swype method of text input and modifies it for two-handed input. Check it out:
Weird, right? After watching the video I had to try it for myself, and I have to say... it's probably as difficult to use as you are imagining right now.