 }
 
 private extension LiveThumbnailFetcher {
-    func scheduleTimer() {
+    func scheduleQueryTimer() {
         queryTimer = Timer.scheduledTimer(
             timeInterval: queryInterval,
             target: self,

    func start(for liveProgramId: String, delegate: LiveThumbnailFetcherDelegate) {
        self.liveProgramId = liveProgramId
        self.delegate = delegate
        scheduleTimer()
    }

    func stop() {

                switch $0.result {
                case .success(let html):
                    guard let thumbnailUrl = me.extractLiveThumbnailUrl(from: html) else {
                        log.error("Live thumbnail extraction failed.")
                        return
                    }
                    me.delegate?.liveThumbnailFetcher(
