In April 2026, Michał Nowicki focused on stabilizing notebook output rendering within the anthropics/claude-cookbooks repository. He addressed a bug in VS Code notebooks where leading whitespace stripping caused misaligned data rows, impacting data presentation. Using Python and leveraging his skills in data analysis and notebook tooling, Michał introduced a header line and a dedicated print statement to ensure consistent alignment and export of results. He tracked the fix across two commits for traceability and auditability, demonstrating attention to engineering process. While the work was limited to a single bug fix, it reflected careful attention to detail in notebook data workflows.