Who cares what's real if it's useful? We use all the times fictions that are not "real" but are useful, such as law codes, corporations, religions, etc.
When you're doing scientific research, or looking for public transport; the difference can decide your career's future or likelihood of you going home at night.
Well, too bad that that social construct supplies you the tokens that allows you to buy food.
Or do you imply that food is not real, because everything leading to it is also unreal, even if it's physical (e.g.: money). If that's the case, try to survive without it for a couple of months.
> and I've not seen yet Google maps fail to find me a public transport
This is because Google Maps doesn't use LLMs, but standard and deterministic indexing methods working on hard data provided by governments.