Most likely to cut costs and have one person remote-admin all pumps, valves, etc. instead of a crew for each location. Why didn't they have firewalls, admin ac

Most likely to cut costs and have one person remote-admin all pumps, valves, etc. instead of a crew for each location. Why didn't they have firewalls, admin accounts, access rights, you know, proper security? They were glad it barely worked at all.