Senator Ludlam has a glass-half-full approach to things and his optimism about the take-up rate and about how wonderful the NBN is going to be is an admirable thing. We have an argument that it might be misplaced optimism, but I respect the fact that Senator Ludlam brings that optimism into this place. I want to turn to his questions, but before I do—otherwise I will forget—I do find it remarkable that the minister could offer no answer to Senator Nash's questions at the end of her contribution—