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 |
|---|---|---|---|
| 452 | 2014-01-12 02:45:00 | 72.15 | 91% |
| 147 | 2012-10-24 08:31:53 | 51.76 | 86% |