I wanted to share this article from Wired.com with you:

http://ping.fm/FuCLw

iPad Keyboard: Pricey and Awkward, But a Must-Have for Productivity
As beautiful as they may be, virtual keyboards can’t replace the speed and precision of typing on physical keys. If you actually plan on doing work on an iPad, you should probably buy Apple’s integrated keyboard-and-dock. Once you attach your iPad to the dock, you can begin typing in basically any app that has a text [...]