On: Did I Just Give My Permission? The Hashtag as Consent

[reagency]

Tweets are not Fair Use just because they are short. Happy Birthday was not Fair Use for decades , despite being tweet sized.

[digisth → reagency]

Joy Butler, an IP lawyer, seems to think that they would be covered by fair use:

http://www.guidethroughthelegaljungleblog.com/2014/07/copyri...

Hasn't been tested in court, though.