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 |
|---|---|---|---|
| 665 | 2013-05-20 17:59:15 | 79.35 | 96% |
| 279 | 2012-02-13 11:39:54 | 75.83 | 92% |