The Pros and Cons of the Olympus Live Time Feature. LiveTime feature in the Olympus OM-D E-M1 MarkII allows you to see the image as it is 'developing'. This feature is revolutionary in Long Exposure Photography. This enables you to see in set increments the ‘development’ and histogram of the image as it is being captured on the sensor. This is HUGE in the world of Long Exposure Photography as it means that you can now always get a properly exposed image.