I would expect that Xamarin's role with Mono is analogous to 37signals\Basecamp is to Ruby on Rails. Neither organization makes money developing Mono nor RoR. T

I would expect that Xamarin's role with Mono is analogous to 37signals\Basecamp is to Ruby on Rails. Neither organization makes money developing Mono nor RoR. They make their money supporting and consulting organizations that chose to use the software that they are developing.