Would you spare the author 6 months of his life and share what that would accomplish? I mean sure, take a plane ride and turn your clock back xy years but that'

Would you spare the author 6 months of his life and share what that would accomplish? I mean sure, take a plane ride and turn your clock back xy years but that's not relevant once you arrive back. We want trendlines with a fixed country. You can do meta analysis across countries after.