Your own messages posted on a billboard? Sure, why not? (thenextweb)
There’s Twitter and Facebook, not to mention a vast variety of social chat apps. But what if you could go really large, using mega-public spaces like billboards and building walls to post messages and communicate with a general audience of people who don’t know or follow you? […]
thenextweb.com
Tue, Feb 3, 2015 at 4:57 PM
Tue, Feb 3, 2015 at 4:57 PM