This week's book giveaway is in the Mac OS forum. We're giving away four copies of a choice of "Take Control of Upgrading to Yosemite" or "Take Control of Automating Your Mac" and have Joe Kissell on-line! See this thread for details.
Unfortunately current JSF implementations don't handle the model indexing functions properly for the nested constructs so there's some kludging required to make it work, but it is a fairly common thing to do.
Customer surveys are for companies who didn't pay proper attention to begin with.