Of all the controversial tweets that have emanated from the phone of President Trump in the past two years, perhaps none has been so incendiary as his response to what is now regarded as the worst wildfire in California’s history – the one that destroyed the town of Paradise and killed an as-yet undetermined number of its 23,000 residents.

“There is no reason for these massive, deadly and costly forest fires in California except that forest management is so poor,” Trump tweeted.