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 |
|---|---|---|---|
| 508 | 2011-01-27 16:20:36 | 82.53 | |
| 476 | 2011-01-27 13:50:34 | 68.68 |