# on the internet and television

Posted on 2011-10-23
Last Modified: 2013-11-08
I noticed that many things now have a # in front of them.  I especially noticed this while watching TV.  What is it?
Question by:ee4itpro
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    by:Anthony Russo
    Hashtagging is now supported in Google+ as well.

    It is occasionally used on Facebook, but not officially supported by Facebook.
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    Expert Comment

    It can also be substituted for "number":

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