By returning from his holidays and echoing Lib Dem Ed Davey and Labour ex-premier Gordon Brown to demand an energy freeze to spare families from scorching rises in bills, Keir Starmer has drawn a thick red line in British politics.
On the one side he and other influential voices are demanding bold, radical action to avert a worsening cost of living crisis.
They want to suspend another cap increase later this month, with typical bills around £1,200 as recently as of April heading for over £4,000 in January.