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 |
|---|---|---|---|
| 607 | 2014-01-10 04:32:51 | 61.66 | 97% |
| 239 | 2010-10-20 11:56:42 | 42.06 |