A common line of thought being that Johnnie was deliberately allowed to deliver his load so that Murdoch would garner some sympathy from the viewing public and also to serve as a distraction from the heinous matters being discussed
Speaking as someone who prefers his unverifiable hypotheses to be more (L)assagne-like; with at least a couple of layers, I favour the possibility that the flanning served as both a distraction from the hearing *and* a reminder to Murdoch of his vulnerability
There does, after all, appear to be a huge pissing contest taking place in the UK amongst various establishment gangs - which kind of flies in the face of those who believe there are no cabals and those who believe that there is essentially only one
An alternative explanation for Johnnie's behaviour would be simply to take things at face value; as many of the warm and supportive Youtube commentators have done underneath this video of Johnnie strutting his rib-tickling stuff down in the hood in Stockwell...
jonnie fucking marbles.... the least funny man in the world"
Any similarities to Charlie Veitch are entirely structural and class-based
* = I've not been exactly what you might call a fan of the activism to date, typified by UK Uncut, which has been directed at the austerity program promised by the UK government and banking system. My take is that the activists are currently flogging a dead horse and until they start talking about structural reform, rather than tinkering with a bit more tax here, a little more spending there, I will continue to look upon them as attempting no more than putting lipstick on a pig. The counter to my point of view is that these activists have to go through a learning process and will eventually conclude, as a result of their trials and tribulations, that structural reform is needed. Fine, let them learn...