You will see Barcodes on products in the supermarket stores and company products. Barcodes are used to translate information such as product numbers, batch numbers, and serial numbers. Barcodes help ...

The concept of the barcode — an alphabet made up of thick and thin bars — came into being in the 1950s. It took another quarter of a century for one to be printed on product packaging and scanned.

The first modern barcode was scanned 50 years ago this summer—on a 10-pack of chewing gum in a grocery store in Troy, Ohio. Fifty is ancient for most technologies, but barcodes are still going strong.

Ignore the overwrought, coming of age type soundtrack and you’ll see a rather neat idea: a musical instrument that plays music by “reading” barcodes. The Barcode Piano consists of tiles and a board.