Date: Wed, 25 Aug 93 22:02:04 -0600 From: "L. Detweiler" <ld231782@longs.lance.colostate.edu> [...] Furthermore, a `warning flag' system is potentially superior to the current system, contrary to your statement of it being a `problem' in that potentially no other information other than `suspicious activity alert' is provided. as P. Wayner indicated, the potential for simple PR is increased to the point that at least some customers are pleased. I did not intend to imply that Visa's policy in particular was not to use the neural network as a "warning flag". I was merely pointing out potential problems in the trend of using neural networks to make decisions based on personal information, including details of neural network technology that limit their usefulness as "warning flags". I was not commenting on the policies of Visa, Inc., of which I have no personal knowledge. The use of AI technology by both businesses and the government to track personal and corporate transactions is a major trend. A former colleague who is doing classified work along this line referred to what he was doing as "building big brother." Andy