The entire point of selfhost is to host private services not available to the public
Probably your entire point, a lot of self hosters self host services that family members and friends can reach most of the time without the need of a VPN. This very community is full of examples.

It’s infinitely more secure

I’m with you about that.

There’s simply no room for an argument.

As stated in the other post, I’m sorry about that, I’m here to discuss and learn, if you don’t have room for an argument, our discussion ends here.

VPN is objectively better in all possible situations.

Exactly! in all possible situation!!!