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> "Naming things" is one of the two hard problems in computer science.

For those who don't know, the other two are: Cache invalidation, and off-by-one errors.

1 instead of zero index based languages such as e.g Julia therefore remove a LOT of cognitive overhead.

Not using indices at all when iterating whenever possible completely eliminates the cognitive overhead.

Yes except when it's not possible or require non-reusable custom iterators.