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If you want to follow conversation threads relating to this show on social media — whether Twitter, Facebook, or Instagram, Tumblr — you know to look for the hashtag: #99pi. In our current digital age, the hashtag identifies movements, events, happenings, brands — topics of all kinds. The “#” didn’t always have this meaning, though....
Aired December 17, 2014
All 99% Invisible content is available at 99percentinvisible.org
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