Grimes on 19 April 2010
The reason Wal-mart doesn't give away their data is because of its worth. They have one of the largest and most sophisticated databases in the world. That's how Wal-mart makes so much money, they are data kings. They wouldn't give away the data unless they were paid a large amount of money for it.
Anyone can guess. It takes no effort to throw out lots of predictions and have some of them be correct. You are not and wiser or better for having your guesses be right. Even a blind man can hit the bullseye.
