On Jan 10, 9:46*am, jacob navia wrote:

It is the best humans can do now because it exists. Other things can
be maybe better but they have a big problem... they do not exist.

Speculating what humans could do is a useful activity, but it is just
speculation.

But for some reason this doesn't also apply to speculating what humans
_can't_ do?

But perhaps the ISS is the best humans are willing to spend the money
to do with their current technology. Some things require more
technology than we have right now. Other things just require being
willing to try harder.

John Savard