TL;DR: I think people in general succumb to false economies when thinking about small prices that could possibly greatly enhance the experience of using various

TL;DR: I think people in general succumb to false economies when thinking about small prices that could possibly greatly enhance the experience of using various devices. Agreed. I'm not sure I'd call it "irrational" though; defaulting to not buying is a reasonable way of avoiding the annoying mental transaction costs when you're faced with a huge number of small potential purchases. Clay Shirky's piece on micropayments 10 years ago is relevant here: http://openp2p.com/pub/a/p2p/2000/12/19/micropayments.html http://openp2p.com/pub/a/p2p/2000/12/19/micropayments.html