A 'school ship' model might work - A ship large enough to go from country to country while carrying some cargo and passengers. One could set it up so one is abl

A 'school ship' model might work - A ship large enough to go from country to country while carrying some cargo and passengers. One could set it up so one is able to buy 'shares' in the company which translate to cabin and cargo space, or just pay by the voyage. That would create an atmosphere of a few people deeply invested in the project but also a steady stream of fresh faces and ideas.