This post featured on hackernews argues that users should be aware that this makes your google account only as secure as your weakest device security and thus isn't ideal for the average user: https://lauren.vortex.com/2023/10/10/dont-use-google-passkeys-now

Another quote from the article: "The data that is required to 'turn on any push notification service' is quite invasive and can unexpectedly reveal/track your location/store your movement with a third-party marketing company or one of the app stores, which is merely a court order or subpoena away from potentially exposing those personal details."

You can sub to it, but it's complicated. (Instead of accessing that community via it's remote host instance, you currently have to access it via your own home instance (for example by searching for it there). Maybe this could be made easier if lemmy would automatically replace links to other instances with the equivalent internal links.

Kinda wish they'd put up more of those. Encourage safer behaviour on the streets and help plug the hole in the city budget.