The Federal Government’s National Commission for Defence and Veteran Suicide Prevention (NCDVSP) is exhibiting all the signs of an impending train smash.

What a train ride it would be if all the competing interests were allowed to influence its composition, direction but even worse, its final destination.

Perhaps that is unfair since whatever form of inquiry is held, its terms, composition and duration will be set by the Prime Minister, on advice.

In the unlikely event they succeed, those who are demanding a royal commission, particularly the perpetually angry but eternally vacuous Senator Jacqui Lambie, could find themselves, if successful, hoist on their...