Comment 11 for bug 375289

I suspect that many are aware of this already, but thought it worth mentioning for northa and others in a similar position. Encfs can layer encryption on top of Ubuntu One manually, and the setup is very straightforward. See this post by 'manosx' for further info:

http://ubuntuforums.org/showthread.php?t=1357188

Hope that helps some people bridge the gap while awaiting the official feature.