It seems that you can ask the Coalition government a question about pretty much anything – plunging polls, Donald Trump, Cory Bernardi or even the weather – and the answer will always be the same: “We’re focused on electricity prices.”

The coal-dependent state of New South Wales faces rolling blackouts on Friday as the extraordinary summer heatwave continues across Australia, and after South Australia’s grid faced similar problems on Wednesday.

After a week of energy policy talk dominated by the Turnbull government’s outspoken support for new coal power generation for Australia, the independent energy research firm Bloomberg New Energy Finance has joined the growing chorus of voices saying, “umm, I don’t think so.”

The Australian Energy Market Operator says it is confident that adjustments made to wind farm software means there is no risk of the South Australia blackout being repeated in the future.