Interesting. Andrew Gimson is usually far more sceptical:
"Boris Johnson has proved a great disappointment to his critics. In his first 100 days, the Mayor of London has destroyed one of the last hopes of the demoralised and exhausted Brownites. These brutal class warriors, whose main gift is for doing down anyone who threatens their gang, clutched at the desperate idea that a man elected to the Bullingdon Club while at Oxford University would be out of his depth when elected to run a world city, and they have been proved wrong."
Steady on old thing! Now read on.