We are rediscovering the eternal tradeoff between efficiency and resilience. Market competition can only work if there is sufficient independent suppliers in t

We are rediscovering the eternal tradeoff between efficiency and resilience. Market competition can only work if there is sufficient independent suppliers in the market that a failure of one of them can be absorbed by the buffer expansion capacity of the others. Drop below that and the efficiency gains of the market killing inefficient competitors are lost due to a shortage of supply.