I developed the habit of working at night due to time sharing on slow computers. I could timeshare a VAX 11/750 or 11/780 with 60 of my closest friends during t

I developed the habit of working at night due to time sharing on slow computers. I could timeshare a VAX 11/750 or 11/780 with 60 of my closest friends during the day, or with three of them at night, when everybody else had gone home.