Everyone these days is 95% accountable. It's that last 5% that prevents accountability.
The good old ICAO containment limit.
Your BRNAV equipment must be within 5NM of accuracy on 95% of occasions (PRNAV 1NM).
What about the other 5%?
For lack of accountability in recent times, as well as Cabair, don't forget Bristol Aviation - the directors of Bristol Flying Centre, which also owned Bristol Aviation, were pretty quick to adopt slopey shoulders, whilst making sure their own personal wealth was untouched.
The authorities need to be more accountable to the end user - they are quick enough to take the money when times are good.
