Free works
An interesting article by Marco Arment on the causes and effects of free apps and services.
“In other industries, this is called predatory pricing, and many forms of it are illegal because they’re so destructive to healthy businesses and the welfare of an economy. But the tech industry is far less regulated, younger, and faster-moving than most industries. We celebrate our ability to do things that are illegal or economically infeasible in other markets with productive-sounding words like ‘disruption’.”