Babaero

Hashtags

A hashtag is a metadata tag that is prefaced by the hash (also known as pound or octothorpe) sign, #. On social media, hashtags are used on microblogging and photo-sharing services such as Twitter or Tumblr as a form of user-generated tagging that enables cross-referencing of content by topic or theme. For example, a search within Facebook or Instagram for the hashtag #bluesky returns all posts that have been tagged with that term. After the initial hash symbol, a hashtag may include letters, numerals, or underscores.The use of hashtags was first proposed by American blogger and product consultant Chris Messina in a 2007 tweet. Messina made no attempt to patent the use because felt that "they were born of the internet, and owned by no one". Hashtags became en… more »