&gt; I meant could work, as in the place where it actually did work.<p>You are still leaping without justification from the way it was implemented and what was necessary for it to work; this is a form of <i>post hoc ergo propter hoc</i>.<p>Yes, it was implemented that way in Athens.<p>That doesn&#x27;t establish that it <i>had to be</i> implemented that way to work, even in that environment.