Another suggestion for improvement - Bar Code citation

Bernard Silver and Norman Joseph Woodland of the Drexel Institute of Technology,in an attempt to automate the reading of of product information in a local grocery store, developed a system that later became the ubiquitous barcode., 2 September 2011

I think including the date is meaningful. What is the rationale for excluding it?

Mort Hans

W2ots05:01, 7 September 2011