99% Invisible: Octothorpe | KALW

99% Invisible: Octothorpe

Mar 6, 2015

On the March 5, 2016 edition of 99% Invisible:

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.  It’s had a few different lives.

Hear 99% Invisible Friday at 7:35am & 4:45pm and Saturday at 8:35am.