The company behind Replit is working on a new collaborative debugging experience that aims to make program comprehension easier and less stressful for programmers. The new feature will allow users to "time-travel" through their code, seeing different versions of the program at various points in time. This will enable them to understand how the code works and why it behaves in certain ways, without having to manually instrument the code or restart the program. The goal is to integrate this feature seamlessly with Replit's collaborative code editing capabilities, allowing multiple users to work together on debugging a project simultaneously. To help users get started, the company will provide an onboarding experience and tutorials highlighting common use cases and best practices for using the new tool effectively.