It's really weird to vent on socials like this without specific asks. Makes him look whiny (ie https://x.com/eastdakota/status/1926750112757273065)
These countries all have the same problem: older generation has sufficient power to say "we don't need immigration or jobs or anything; we're fine" while Americans who visit say "wow this place is great; such good food for so cheap!" and young people are desperate to emigrate for jobs.