How to Use Hashtags: A Quick and Simple Guide for Every Network
Hootsuite
APRIL 15, 2020
They were first used as hashtags in the summer of 2007 by Chris Messina. Because of the platform’s brevity, he suggested the company start using the pound symbol to group related Tweets together. — Chris Messina (@chrismessina) August 23, 2007. Otherwise the hashtagged content you write won’t be seen by any non-followers.
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