If the authorities at various levels allow undocumented workers to exist, then they will filter into the economy and market forces will definitely force farms t

If the authorities at various levels allow undocumented workers to exist, then they will filter into the economy and market forces will definitely force farms to take them on. This is not about farming though: it's the canary in the coalmine for the entire economy. You cannot just stop the economy and print magic money and expect everything to be ok. We have to be smart like Koreans and control this virus effectively so we can progressively get some of the gears going again, because pain is coming otherwise.