The flat was very nice and the bed very comfortable!

This hotel is a joke. Literally. You will laugh at its multiple failures. The whole thing is this sleek modern designer fantasy, where every aspect from the talking elevator ("gracias por su visita!" real Hitchhiker's Guide robot cheeriness) to the stove has been designed as if there were no standards developed in any culture, and the only thing that mattered was glass and metal. There were a couple of folks at the front desk who seemed sort of in charge when we arrived, even though Expedia thinks there is no front desk, and they sure weren't responsive the first time I walked up to the locked glass door in the major glass facade. Had to call them. (Close the front door carefully. If you just let go of it, it shakes the facade LOUDLY and you're afraid the whole thing will shatter.) Their main function seemed to be to convince Dave and me that we didn't want one king-sized bed. Well, Argentina is a conservative country. Inferring matrimony is one more minefield for the hotelier to navigate, along with vegan sheets and which direction is Mecca and who can't handle scented gluten soap. Within five minutes of entering my room, 11-B, I was greatly puzzled. The algorithm governing the faucets in the bathroom is the sort of challenge that Google would give a prospective hire. The hot and cold knobs were maybe remapped to temperature and volume, with some edge effects --- but most remarkably, turning on the faucets in the sink caused (see full review on Tripadvisor)