It's an interesting approach, because presumably Applane continues to own any customization work they do and can feed back changes into their core product. Esse

It's an interesting approach, because presumably Applane continues to own any customization work they do and can feed back changes into their core product. Essentially subsidizing the company's cost of development. Plus given the customers are paying for the new features, they know it's features that their customers actually need (as opposed to want).