[Infographic] Hashtag History: From Organic Organization to Powering Social Marketing Campaigns

The pound sign (#) used to be a thing we pressed at the end of entering numbers in an automated system. This all started to change in 2007 with the introduction of hashtags which used the pound sign as a folksonomic tag.

According to an infographic from OfferPop, a social marketing platform provider, since it was first proposed for use on Twitter, the hashtag has evolved into a “hyperlinked verb” and a shorthand tool for message optimization.