> I'm not sure if you're saying that 1-indexed arrays are counterintuitive,

It is all a matter of what one is used to. Quoting myself:

> I guess counter-intuitiveness is in the eye of the beholder.

1-indexed arrays are not common in programming languages. There is nothing wrong with them, but most languages are 0-indexed, so for most programmers a 1-indexed language is something slightly unexpected.

For non-programmers it might be different.