This document discusses IDE meta files, which store project configuration data. It notes debates around whether to commit these files to version control. While some argue they are environment-specific, the presenter claims meta files can be shared across IDEs and versions. The document advises committing meta files to enable code style standardization, onboarding new contributors, and long-term support. It surveys the practices and recommendations for specific IDEs like IntelliJ, Xcode, and Eclipse.