Will they ever use it to do more than just characterize its performance?
Would seem a waste of real estate if they didn't do more with it sooner rather than later.
It's only a waste of real estate if there's something ready to take it's place. And to the best of my knowledge, there is nothing awaiting launch that needs a berthing spot at the moment.
Ideas in the wings? Plenty. Actual hardware awaiting a berth? Not so much.