Sadly, I think this suffers from one of Facebooks greatest and worst issues: "WHO WOULDN'T WANT TO SHARE THIS, NOW!!!"
>"Uhm... because; Fuck You, that's why"
I would suggest a much more clever way to virility; Help me actually MAKE something I WANT to share...
How about a tutorial on how to build an utterly awesome [document] thaat I just must share!
An invite, a how-to, op-ed...something!!
Here is an app that is looking to re-define how word processing is done, with a social context built-in - yet fails to provide a compelling reason, way, example, on how that should be done.
If word procs are so broken, give me an exciting example of how you fix it.