| Typicality: | 0.392 |
| Saliency: | 0.332 |
| by ray tomlinson | 6 | other |
| way back | 4 | other |
| according to computing history | 4 | other |
| email → be sent in → 1971 | 44 |
| email → be sent in → early 1970s | 3 |
| negative | neutral | positive |
| 0.097 | 0.697 | 0.206 |
| Raw frequency | 47 |
| Normalized frequency | 0.332 |
| Modifier score | 0.500 |
| Perplexity | 66.273 |