I found ~20 - ~80 - ~200 in the many places I've worked or with. Roughly (1) hire people directly and know everyone (2) have people hire people and know only so

I found ~20 - ~80 - ~200 in the many places I've worked or with. Roughly (1) hire people directly and know everyone (2) have people hire people and know only some (3) have no idea who is being hired. All of my direct experience failed at size 80. Each of these require a culture shift.