Jay Knight enhanced the public support files download script in the stjude/proteinpaint repository, focusing on improving both performance and robustness. He refactored the shell script to leverage curl’s parallel download capabilities, enabling more efficient retrieval of genome and annotation files. The update also streamlined directory creation and navigation, reducing complexity and increasing reliability. By emphasizing file management and network operations within a shell scripting context, Jay delivered a targeted feature that addressed the need for faster and more resilient data acquisition. The work demonstrated a practical application of shell scripting skills to optimize routine workflows without introducing unnecessary complexity.