"Marie Sester's public art installation, ACCESS (2001–3), uses a computer vision system controlling a robotic spotlight and acoustic beam that automatically track and follow individuals without their consent or ability to
escape."[1]

It presents control tools generated by the surveillance technology combined with the advertising and Hollywood industries, and the internet.[2]

[1] Edward A. Shanken, Art and Eelectronic Media, p.37

[2] http://www.accessproject.net/