Even though there are the Large "Play" / "Pause" buttons in the lower-right during the LiveView-enabled Modes, the actual LiveView status is confusing if you don't have enough Motion/Noise in the Image Display to actually confirm whether the DSLR Sensor is "Active" or "Paused" (and hence "Cooling" or "Building-up Heat").
When an AVI is being Captured, the Progress Wheel is displayed (although it states "Busy" in a confusing manner for Planetary Capture), but at other times in these Modes it is dimmed/unused.
Posting the actual LiveView Status to the Progress Center would be an unmistak