An interesting story. Matt Alexander provides both [before](http://one37.net/10/9/2012/instapaper-controversy) and [after](http://one37.net/11/9/2012/9to5) reactions if you want a fuller picture of what happened and why it was important[^fn1].
[^fn1]: [Buzzfeed](http://www.buzzfeed.com/mattbuchanan/how-to-get-banned-from-instapaper) has the most detailed explanation, but it is probably overkill at this point