The barcode marks its 50th anniversaryhttps://wpnnradio.com/wp-content/themes/movedo/images/empty/thumbnail.jpg150150adminadminhttps://secure.gravatar.com/avatar/790df65a416873c3f0501d984b0b24a2f32bf2af0d1509085b901ade4bbb36e7?s=96&d=mm&r=g
This week marks 50 years since the debut of the barcode, those machine-readable black stripes that have changed many aspects of modern life. Bradley Blackburn looks back at its history. source
