During December 2024, Ben focused on improving the accuracy of API documentation for the rescript-lang/rescript repository. He identified and corrected a discrepancy in the Math.resi file, ensuring that the documentation for Math.sign accurately reflected its behavior, specifically clarifying that Math.sign(-3) returns -1.0. Working primarily with Rescript and leveraging his documentation skills, Ben collaborated with reviewers to align the documentation with the actual implementation. This targeted fix enhanced the clarity of the standard library’s API, reducing potential confusion for developers and lowering the likelihood of support requests. The work demonstrated careful attention to detail and technical consistency.