Earlier quoted context omitted.
Brian from Instapaper here. We have no plans to shut the app down, and a big part of the value the app provides (parser improvements, aggregate information on links) requires the ongoing operation of the service.
Hello, Brian! I hope you will take my skepticism in good humor. While I would delight in Instapaper's prolonged availability, I trust you are aware of the widespread perception that acquisition is where startups go to die [0], to say nothing of the fact that some of Instapaper's competitors have also fallen to the wayside [1]. The final red-light comes from the tendency to make services free right before they shut do…
Pinterest receives value from the ongoing operation of Instapaper in the form of continued parsing improvements and aggregate information about links on the web, and that value is enough to justify our relatively small operating costs.