| Answer | Crossword Clue |
|---|---|
| ENIAC | Seminal '40s computer |
| SIMCITY | Seminal computer game of 1989 |
| THEME | Adding certain letters to phrases to mark the 30th anniversary of the seminal "Elk Cloner" computer virus, e.g. |
| ENIAC | '40s computer |
| ENIAC | '40s-'50s computer |
| ENIAC | '40s-'50s digital computer |
| ENIAC | Computer of the '40s |
