A recognized issue on Stack Exchange sites in which the first answer posted gets the most reputation; that is, the "fastest gun in the West" wins.
A recognized issue on Stack Exchange sites in which the first answer posted gets the most reputation. That is, the "fastest gun in the West" wins. This incents people to quickly post low-quality answers, hoping to be first, and later edit them into a good answer.
How serious this problem is, and ideas for mitigation, are discussed in several questions: