Silver lining in the cloud (sorry could not resist) why don't you optimise for site deployment and then resell the service?

I'm thinking on that, not sure if it's worth it.

Surely I will like to open source it, is just a 17Kb script that keeps listening and add a permission layer to create directories

Time your code release so it coincides with Ubuntu One appearing wherever and piggy back on the Web interest. Timely blog post about how you plan to replace Ubuntu One.