code: function getRandomSortValue (signallingApiBase) {
          var value;
  
          // Prefer servers we were connected to before a reload
          if (getLastConnectedServers().indexOf(signallingApiBase) >= 0) {
              return 0;
          }
  
          if (randomSortValues.hasOwnProperty(signallingApiBase)) {
              value = randomSortValues[signallingApiBase];
          }
          else {
              value = randomSortValues[signallingApiBase] = Math.floor(Math.random() * ANCIENT_TIMESTAMP_MILLISECONDS_SINCE_EPOCH);
          }
          return value;
      }
docs: Generate a CONSISTENT (for a given signallingApiBase) random timestamp well in the past