[8note]

There's is definitely an axiom built into many world's.

Something along the lines of "things we don't observe are as valid and exist as much as things we do observe"

That's an addition over the usual "things we observe exist"

[myridium]

Except we do observe interference effects. I'm not sure what you mean.

[kgwgk]

The interferences are part of those things that we observe and exist.