During January 2026, Michael Dickie focused on stability improvements in the luxonis/depthai-core repository, addressing a critical bug in the FileGroup component. He enhanced the C++ codebase by implementing robust null pointer safety, introducing explicit checks and throwing std::invalid_argument exceptions when null ImgFrame, EncodedFrame, or ImgDetections objects were passed to FileGroup methods. This approach aligned FileGroup’s input validation with existing patterns, such as those in ImgFrame::setMetadata, and reduced the risk of segmentation faults in imaging and detection pipelines. Michael’s work emphasized C++ development and unit testing, improving runtime robustness and maintainability without altering the API’s behavior.