It's most likely buffering. If your internet connection speed is insufficient it could cause your signal to be insufficient to stream the data to your system fast enough to create a continuous, uninterrupted picture. If you are watching on your computer, could it be a screen saver feature such as screen sleep mode. It is a power saving feature that will put your screen to sleep if no mouse activity is detected after a certain amount of time. This is separate from the actual screen saver.
It's most likely buffering. If your internet connection speed is insufficient it could cause your signal to be insufficient to stream the data to your system fast enough to create a continuous, uninterrupted picture. If you are watching on your computer, could it be a screen saver feature such as screen sleep mode. It is a power saving feature that will put your screen to sleep if no mouse activity is detected after a certain amount of time. This is separate from the actual screen saver.