COMMENT:

Some days, it's hard to decide whether the government is committed to action or simply to talking about action.

Examples from the last week: a massive public health system report that includes no recommendations; a draft food safety strategy so bland that it's unclear what the proposals are; a timid draft minerals strategy that confuses consultation with platitudes.

This week's hydrogen green paper wasn't quite that bad, although Massey University climate change science stalwart, Professor Ralph Sims, chirped at the launch that the original version had been a "C-minus" effort.

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More to the point, if private sector investment in

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