As jwz has explained, the requirement to have CCTV and make CCTV recordings was put as a default-clause in the permits club owners have to get. jwz fought against it and had the clause remove from his single permit, but no other club or bar owner apparently did the same. (I reckon "Barry" quoted in the linked blog-post is his lawyer).

"Barry" is Barry Synoground, general manager of DNA Lounge.