I can follow these new rules easily enough but... 

if someone is at work or has their child playing nearby and is worried about inappropriate content or nudity, why on earth would they not turn on the filter and still want the option of clicking to view the full image regardless of what the advisory tag says or thumbnail shows?

turn on the filter and u dont get the thumb or the image. which would be more appropriate than.. gee I will have a quick peek and hopefully i dont get caught out.