As a ministerial inquiry criticises electricity generators and the grid operator for communications failings, this week's Tekapo blackout suggests some lessons have been learned from the cold winter night that the lights went out

Jane Staley at the Greedy Cow café reckons she missed out on about 100 customers when the power blacked out yesterday. None of the signature big breakfasts; no popular eggs benedict, and no coffee on a chilly morning.

"It was a kick in the ass actually," she says. "We still had people coming in the door not realising that the power was off. Yeah, and most of them wanted coffee, coffee, coffee, coffee...."....