I’m Marco Arment: a programmer, writer, podcaster, geek, and coffee enthusiast. April 28, 2011 ∞https://marco.org/2011/04/28/removed-instapaper-free Last fall, I conducted an experiment: I quietly removed Instapaper Free from the App Store1 for three days, leaving only the full, $4.99 Instapaper app. Not only did sales increase incrementally, but nobody seemed to notice. On March 12, knowing I was