> The solution might seem simple, but even simple problems become difficult at scale, especially when many different people and organizations are involved. In

> The solution might seem simple, but even simple problems become difficult at scale, especially when many different people and organizations are involved. In modeling & simulation, this is called "emergent behavior". While that may be imprecise in terms of the definition, stand by for the effects. Doing anything at scale separates the pros from the dilettantes, e.g., me.