British opinion seems to be broadly splitting between two major camps: those that support a life-time ban, and those that support strictly limited-time bans.
Edwards is right to point out the absurdities of the current system that lead to situations where someone like Millar can captain the national team at the world championships, but can't feature in any way at the Olympic event. Likewise, Chambers has played important roles within the British athletics team at European and World level, but provisionally remains an outcast in his home city Olympics.
A system with severe penalties, but routes to reprieve, is a clear improvement upon the current situation. It is also a system which would be more likely to garner public and athlete support. The continuation of the perverse outcomes currently on show serves neither fan or sportsman.
Read more at: http://www.bbc.co.uk/sport/0/olympics/17818958