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Rome knows what's up.
(feddit.uk)
These water fountains flow constantly with fresh drinking water for anyone to use and they are everywhere in Rome. Covering the spout with your finger forces the water out a hole on top, creating a arch of water at perfect πΌπ΅πΎπ»πΉπ²π·π° height. The Romans were/are with us.
Clean drinking water is not a scarcity everywhere. I'm pretty sure Rome would shut these down if that was the case.
Water treatment still costs something