I think its in the sense of one, individual need. An oil change with one guy working on your car for 20 mins costs 1/4 as much as 4 guys working on your car for

I think its in the sense of one, individual need. An oil change with one guy working on your car for 20 mins costs 1/4 as much as 4 guys working on your car for 20 mins (minus supplies).