If you want someone to stress test your system, you get the people who know every play in the book. If you design a system with public servants, academics, and steakholder groups you gets pink bats, school halls, and taxis from Indonesia.
"Sir Michael has a reported personal wealth of $1.8 billion. His financial empire, elements of which have also utilised tax havens such as the Channel Islands and the Cayman Islands, reportedly generated $154 million in 2011, but paid an apparently modest $55,000 in corporation tax."