From a selfish perspective, because you run into those random people. When your servers and your retail employees can go to the doctor instead of "waiting it ou

From a selfish perspective, because you run into those random people. When your servers and your retail employees can go to the doctor instead of "waiting it out" because of medical expenses, that's less likely to make you and your family ill. From a less selfish perspective, there but for the grace of God go you. Hoy por ti, mañana por mi.