Built this over 4 days to track all 48 squads at the 2026 World Cup (football/soccer) — heights and ages going back to 1930, market values, club pipelines, and group comparisons. Former journalist, not an engineer, but have been building notebooks for a few years. Claude Code and Codex were a great help. Tournament starts Thursday. Full writeup here if useful (more trends related): emot.substack.com