Don't think for one moment this is a simple party political issue. The real problem is not who is at the helm of a rudderless ship, but fixing the rudder.
The Driving Standards Agency has become one of those monolothic corporate entities with seemingly no culpability, no competence and no clue, but which is capable - by virtue of nothing more than brash assumption and self-declaration - of riding rough-shod over the democratic process, bureaucratic oversight and technical investigation. With no apparent sense of guilt at their absence of ability or recognition of credibility shortfalls, instead they resort to playing the political game of obfurscation and prevarication.
The civil servants requirement, when facing their political lords and masters is to ANSWER THE BLOODY QUESTION.
In short, it should have become apparent to even the most distracted expenses-fiddling politician that the DSA has become a law unto Itself, deluded into thinking it has no need to justify its actions with either fact or responsibility.
The saving to the public purse could be in the order of hundreds of millions of pounds if they were all sacked, buildings and sites closed and sold off and their competency put under judicial scrutiny. This, we already knew. There was nothing wrong with the old training regime. This, we also knew.
Now, it seems we can add savings to the NHS caused by their dereliction of duty causing the very injuries they were supposed to be preventing and failing to carry out reasonable jurisprudence before implementing legislation that they were warned could only result in a negative outcome.
And for that they need to be held accountable to the full extent of the law.