Good games stay within, but at the outer edge, of the player's regime of competence. That is, they feel doable but challenging. This makes them pleasantly frustrating - a flow state for human beings.
| Game | Time | WPM | Accuracy |
|---|---|---|---|
| 321 | 2012-09-09 03:17:04 | 79.40 | 96% |
| 228 | 2012-08-24 00:54:39 | 81.71 | 96% |