What did you think of the Westchester newspaper's decision to create and publish an interactive map that gives names and addresses of all the local residents who have permits to own guns (when you scroll over it)? It's public information. And it does serve the public interest. Is it ethical?
http://www.lohud.com/interactive/article/20121223/NEWS01/121221011/Map-Where-gun-permits-your-neighborhood-
http://www.lohud.com/interactive/article/20121223/NEWS01/121221011/Map-Where-gun-permits-your-neighborhood-