code: function getDrives() {
          return getDrivesNow().then(function(drives) {
              // if new drive events during scan, redo scan
              if (newEvents) return getDrives();
              recordDrives(drives);
  
              if (self.options.scanInterval) self.scanTimer = setTimeout(updateDrives, self.options.scanInterval);
  
              // return drives array, cloned so not altered by future events
              return self.drives.slice(0);
          });
      }
docs: get drives initially connected