It&#x27;s a closer mental model to speak of &quot;trivially-easy persistence&quot; than &quot;globals&quot;. In practice the values were as &quot;global&quot; as the values in an SQL database... <i>technically</i> the SQL database is not imposing any sort of visibility constraints on your code, but that doesn&#x27;t mean that you necessarily think of those values as &quot;globals&quot;.