It is however no longer receiving updates

https://arstechnica.com/gadgets/2022/07/some-macs-are-gettin...

As the article points out, Google's promise of 8 years of updates is actually longer than the average mac receives.

No longer receiving feature updates. Monterey is still receiving security updates.

Sort of, but Apple doesn't fix all known security issues on old OSes. So while it's true that you receive security updates, it's not true that it's particularly secure.

https://arstechnica.com/gadgets/2022/10/apple-clarifies-secu...