Government had a few years to take over, but didn't. Of course it was Harper at the time, and he couldn't care less. I'm sure the NCC would purchase the site now had it still been on the market, but it would be years of planning and consultation before anything ever got done. Best case scenario, it would have stayed an industrial wasteland for another decade or two.
At first I was trying to argue in favour of the private sector, but now I don't know.
Dream may never have established a presence in Ottawa, so no Odenak and potentially local developers would have continued building sub-par designs. There, here's an argument in favour of what we're seeing now.