Apart from the waste of resources that policing drugs necessitates it is the breeding angle that irks me the most - how can one know if apparent good family connections are kosher or corrupt?

Of course most sympathy has to go to honest toilers who suspect they are trailing in modified horses

I think those policing the sport have to be happy to be seen as the enemy - have it be known that we suspect everyone "so do not take offence"
We need more than retention barns before big races. We need a couple of roving stewards that attach themselves to whatever stable they wish for as long as they wish and who attach stable cameras for when they leave for the day