Pscale ping is a new CLI command that helps determine the optimal region for a database based on location, making it easier to choose a region with minimal latency.` `The command lists the latency for every region based on the user's location, allowing developers to find the closest region to their development environment or application deployment location.` `Pscale ping is designed to be used from within the same environment as the application, providing accurate results and minimizing potential issues.