It doesn't take a rocket scientist to see the absurdity of his argument. We need to squeeze every last bit of scientific data we can out of what we have up there, while we have it. It's served multiple purposes already, as stated in the article. It's advanced our views and available technologies in space. It served as posturing during the 80's, provided jobs during the following space boon, and has provided a stage for international unity. We can't back down now when we're just about to reach what we've been striving for.
But what do I know, IANAAP, I just stock food at the local grocery store.