LeanbackShowcase/app/src/main/java/androidx/leanback/leanbackshowcase/app/room/ui/VideoCardPresenter.java [435:445]:
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            private void addLatency(Long ms) {
                try {
                    // add 1s latency for video downloading, when network latency option
                    // is enabled.
                    Thread.sleep(ms);
                } catch (InterruptedException e) {
                    if (DEBUG) {
                        Log.e(TAG, "doInBackground (add latency): ", e);
                    }
                }
            }
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LeanbackShowcase/app/src/main/java/androidx/leanback/leanbackshowcase/app/room/controller/detail/LiveDataDetailViewWithVideoBackgroundFragment.java [358:366]:
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    private void addDelay(long ms) {
        try {
            Thread.sleep(ms);
        } catch (InterruptedException e) {
            if (DEBUG) {
                Log.e(TAG, "addDelay: ", e);
            }
        }
    }
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LeanbackShowcase/app/src/main/java/androidx/leanback/leanbackshowcase/app/room/controller/overview/LiveDataFragment.java [273:283]:
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    private void addLatency(Long ms) {
        try {
            // add 1s latency for video downloading, when network latency option
            // is enabled.
            Thread.sleep(ms);
        } catch (InterruptedException e) {
            if (DEBUG) {
                Log.e(TAG, "doInBackground: ", e);
            }
        }
    }
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