Enforcing Self-exclusion Through Facial Recognition

Ontario will soon be enforcing self-exclusion at its casinos via face recognition software, it seems. I am all for serious enforcement of self-exclusion programs, but I have to overcome some Big Brother-style fears when it comes to face recognition software. Apparently there are ways of keeping the information private? [PDF version, 23 pages, here.] I am late to this story, of course: here's a newspaper article from January that provides details. Humans will still make the final call on whether to approach a patron whom the computer has identified as on the exclusion list.