Senator DAVID POCOCK (Australian Capital Territory) (14:36): That's incredibly disappointing, given what in the last three years we've heard about preambles and relevance. I don't know. We'll have to look at what can be done, because I don't accept that that was relevant. Minister, how many households could have been supported to install batteries for the $7.8 billion total cost of the ongoing energy bill relief measures, and how much ongoing savings would that have given?