When you beat your personal record, do you start playing another game immediately, or do you take a break, just to make sure you stay at the top for a little while?
A couple professors analyzed 133 million games, and published the results in the Proceedings of the National Academy of Sciences.
They found that people are afraid to lose when they reach their personal best.
Also, people tend to play best when they are just about to break their record.
Interesting discussion with one of the authors on Reddit:
Link to the scientific article: