Its controversial because it takes a lot of effort to get it right. For 50 employees it can be done by hand but not so for over 10.000 employees. Maybe you cou

Its controversial because it takes a lot of effort to get it right. For 50 employees it can be done by hand but not so for over 10.000 employees. Maybe you could use face detection to get the right crop center but even then there will be a lot of errors and waisted cards. Most people have a valid ID picture so it's easiest to use that one.