The earliest built computer I worked on (mid 80's ) used perforated paper tape loading for loading the program and had ferrite core memory....
Yeah ours was punch cards and printers with paper program ribbons.
Probably the most fun job I could have had at 20.
Box of top shelf mags under the desk, read at any time and no one batted an eyelid.
Alcohol keep under the false floor where it was cool.
Playing rugby with a cushion in the main room, once we hit the emergency power off button and all got an almighty roloking.
On evening shift after clay shooting I would take my shotgun in and clean it during my lunch break. No body cared.
Occasionally when on my own waiting for the security guard I would set up an air rifle range using scrap paper and boxes which were plentiful.
One evening I was on call and took the dog in with me and let her wondering around whilst I fixed the issue. When I got home I hoped she had not left any little messages on the carpet.
Knew what every single person got paid as we printed off the pay slips.
Regularly set the alarm off with the smoky exhaust of the generator, fire brigade we’re not impress as they had to send 2 engines down if the got called to the hospital.
If the modem phone rang by accident, the youngest was sent to prank the caller.
Meet my now wife there on our first day as computer operators