The big final rule for the comma is one that you won't find in any books by grammarians. It is quite easy to remember, however. The rule is: don't use commas like a stupid person. I mean it. More than any other mark, the comma requires the writer to use intelligent discretion and to be simply alert to potential ambiguity.
| Game | Time | WPM | Accuracy |
|---|---|---|---|
| 420 | 2023-08-27 01:30:08 | 68.40 | 97.3% |
| 270 | 2022-11-17 13:37:57 | 74.07 | 98% |