UK school removes CCTV cameras from children's toilets after furious protest from parents

What's the deal with surveillance cameras in bathrooms? I suppose that the WC is the last bastion of privacy, so it was bound to be invaded by surveillance cameras sooner or later.

Here's a story from the UK where school officials conceded to furious students to remove CCTV cams from school bathrooms: School removes CCTV cameras from children's toilets after furious protest from parents the Daily Mail