Way Before # Was Called Hashtag – It Was the “Octothorpe”

Yeah, yeah – we still call it the pound-sign, too – But when the engineers at Bell Labs added it to the touchtone telephone, they named it the “Octothorpe.” Whatever you call it, that tick-tack-toe shaped symbol has been around for a really long time – and actually has a pretty interesting history. Read the whole story here.