What Are Barcodes?

[mdvaldosta]

A barcode is a machine-readable representation of information in a visual format on a surface. Originally barcodes were made to store data in the widths and spacings of printed parallel lines, but today they also come in patterns of dots, concentric circles, and hidden within images.Barcodes security labels can be read by optical scanners called [...]

Read more at AfterTek.

 

[nyslick13]

Weird post. lol why do i need to know this lol

 

[jezebelus]

Barcode is a devil mark :jk God-fearing villagers snub "satanic" bar codes