I recently stayed in Panama City, Panama for a week, and booked an Airbnb for my stay. When I checked in, I was so tired from the flight that I just wanted to take a hot shower and crash. I turned on the shower and waited for the hot water. And waited. And waited. Finally I messaged the host to ask if I was doing something wrong with the shower controls. The host’s response: “We don’t offer hot water at this rental.”…
Not sure whether things are similar in Panama, but it could very well be. If so, it's cultural barrier, not malignacy.