I don't think so. The cafe is a real place and it's owned by the company mentioned in the article. It was in the local news the other week [1].
If you're going to do an experiment like this, then Stockholm is a good place to do it, since the bureaucracy here is very digitalized.
[1]: https://www.mitti.se/nyheter/ai-driver-eget-kafe-i-vasastan-...