In today's Ottawa Citizen article "What does $100 billion buy?" they ask fair questions in "... how valuable this research in space has been, and does having a space station really add prestige, or industrial competence, or an innovative edge to a country?" with respect to how Canada benefits and humanity as a whole.
"The space station must impress us on a new level: Treating disease, or bringing new products or technology. Research continues on both fronts; today much of the technology research deals with materials, such as superconductors for the computer industry, which can be studied better in zero-gravity than on Earth."