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 |
|---|---|---|---|
| 546 | 2012-03-30 21:39:26 | 84.52 | 90% |
| 45 | 2011-10-31 21:37:57 | 84.80 | 93% |