During November 2024, Simo Haasanen focused on enhancing Unity interoperability within the facebookresearch/momentum repository by addressing a glTF export compatibility issue. Simo implemented a targeted bug fix in C++ that conditionally exports the second set of skin weights only when required, ensuring that unused data is zeroed out to maintain asset integrity across different Unity importers. This approach improved reliability in 3D graphics workflows and reduced import errors related to file format export. By refining the glTF exporter’s handling of skin weights, Simo maintained cross-version Unity compatibility and demonstrated depth in Unity integration and file format management.