I was considering doing a 2nd project, similar to this but significantly improved. It is unlikely at this point that there actually will be any such followup project (at least not organized by me), but here are a few ideas that I proposed when there was still a possibility of a sequel:

Other suggested ideas (with varying degrees of seriousness):

The Bill Analysis Conspiracy

At one point, Where's Willy? users were in the process of doing a project for Canada, headed by Brett. He titled this project the "Bill Analysis Conspiracy" and said he should have a website up soon, but that was some time ago. I do not know if anything like this was actually done.