Re: ISS : abandoned or exploited ?
Well, the ISS is what it is. To my long-time expactations, I was hoping that the ISS would have at the forefront at holding, keeping and studying a/or more Mars sample returns. It is what it is at the moment and I still hope that it can do that.
All things considered, the ISS has brought about many things:
http://www.techbriefs.com/
As I said, it is what it is and it could be much more before it's deadline.
---