&gt; Data licensing and other revenue totaled $48 million, an increase of 95% year-over-year.<p>This is from their Q1 2015 report, so data licensing and other revenue is probably $200M ARR now. Clearly people are willing to pay for access.  If they improve the way they provide that, it just might be bigger than a $1B opp.<p>I would be willing to pay for on demand abilities to control who I follow and unfollow without being throttled.