Can you trust your quantum simulator?

In my expert opinion, you may (or may not) be able to trust it.

I'm not even sure I can trust the quantum simulator I'm living in, never mind a second-order one.

Or both, at the same time.

Common misconception. It’s actually a probability distribution of trust: not actually trustful and trustless at the same time.

That depends on which interpretation you subscribe to.

Only when you are observing it

Anyone want to do the QC challenge?

what is that?

The simple answer is “no”.