They all are making money through one or the other medium, a business can't sustain itself without making money at the end of the day in the real world
You are right, I am just wondering how long they can handle of not having transaction fees. But I am sure they are gaining profits in a different ways.
Well, having no transaction fees are the big advantage of Dispatch project from the others. This is their own way to attract people and potential investors to joined and invest on their platform. Even if it's so hard, I believed they have other ways to gained profits ahead. They just need to developed and improved this platform well so that they can achieved their goals here in bitcoin world.
The team knows about it what they are doing in giving free transaction. For me, maybe this also one moves that people will pay attention regarding this project.