Luca Balbo focused on stabilizing vector operation validation in the pulp-platform/spatz repository, addressing a critical bug in the Vector Functional Unit. He delivered a patch that replaced vsew-based logic with ELEN-based validation for scalar and reduction contexts, improving the accuracy of microoperations issued by the VFU and reducing validation errors. Working primarily in SystemVerilog and applying digital logic and hardware design skills, Luca’s contribution enhanced runtime correctness and resilience of the VFU pipeline. Although the work centered on a single bug fix, it demonstrated a deep understanding of hardware validation and laid the foundation for future ELEN-based improvements.