Scaling - Chef vs Ingredients

Liszt's book is called the voltage effect. Voltage drops are what happens when the great electric charge of potential that drives people and organizations dissipates, leaving behind dashed hopes,. not to mention squandered money, hard work and time. What i'm calling for here is to reverse the notion of evidence base policy. I talk about policy based evidence. At scale, with all the flaws that the programme or the institutions or the implementers will have does my programme still work?