Um, no. Your birthday is certainly not private information. Births are openly published in the local paper and online. Not to mention stuff like this - http://www.wfsb.com/story/26835982/website-displaying-voters...
If there are websites out there sharing that private information, they're doing it without my consent.
Is your daily schedule, when you go to work,drop off your kids, what route you take to work protected legally? No, but you probably wouldn't want to share that information publicly either. Yet, in the future, a data breach could reveal such information, and a business could seek to resell it.
> "According to the webmaster, there is a class action lawsuit that is trying to have the site shut down"
The article also argues that many types of workers ought to seek removal of their name from this list in the interest of personal security.
The story is making the case that this should be considered private information.