npub1cuscsrz6efq99ptktk26x58v4yqy9y46ytp8xw4rjjwq0wlt6znst66789 (npub1cus…6789) MS-DOS on the Tandy 1000. We had Apples at school, but never saw the command prompt because it directly booted whatever disk we put in.
Number/Word munchers and Oregon trail were staples at school and Sierra games were at home