By that rationale we should replace urinals with troughs & remove stall walls. The model that makes the most sense to me is unisex small single rooms surroundi

By that rationale we should replace urinals with troughs & remove stall walls. The model that makes the most sense to me is unisex small single rooms surrounding a set of sinks that can be shared. As long as you have kick plates on the doors you get similar size constraints, better privacy & queueing theory kicks in.