Vaporware would apply to something that the company clearly doesn't have the technical skill or financial means to pull of. The Mars One mission is an excellent

Vaporware would apply to something that the company clearly doesn't have the technical skill or financial means to pull of. The Mars One mission is an excellent example. SpaceX has already flown multiple missions to the ISS and has demoed soft-landing their first stage under power. This may not work 100% right now, but there's every reason to believe that SpaceX has the technical skill, the financing, and the will to make it work.