Merchants Not Storing Credit Card Data
Now this is a good idea:
In a letter sent Thursday to the Payment Card Industry (PCI) Security Standards Council, the group responsible for setting data-security guidelines for merchants and vendors, the National Retail Federation requested that member companies be allowed to instead keep only the authorization code and a truncated receipt, the NRF said in a statement.
Erasing the data is the easiest way to secure it from theft. But, of course, the issue is more complicated than that, and there's lots of politics. See the article for details.