So the vaccine is for people who want to protect themselves against a serious reaction. Makes the case for vaccination far less compelling than what most people believe.
[1]https://www.cdc.gov/mmwr/volumes/70/wr/mm7031e2.htm?s_cid=mm...
https://inguyun.medium.com/the-provincetown-outbreak-is-actu...
The new data for the delta variant shows reduced protection for unvaccinated people (e.g. public benefit) from being around vaccinated people, but still shows benefit to vaccinated people.
Edit: note, I’ve seen your other link, and do wonder why that was observed for that community. Here I am referring to current CDC estimates for the country and reports of hospital utilization averages overall.