Once upon a time, I owned a beautiful big house in the mountains of Eastern Tennessee. I don’t anymore. Now I rent a modest little rancher in a suburb of St. Louis. But every month, I still send out a payment on a home-repair loan. Because in order to sell that house in Tennessee, I had to spend $22k to replace an aging HVAC system. So much for homeownership. Let’s talk about owning software. Services require support Around 25 years ago, I became the local maintainer for my team’s CVS repositori...