A media content recording system in a subscriber network television system includes a memory for storing logic, a storage device comprising a buffer space for continuously buffering media content instances, and a processor configured with the logic to represent each of the media content instances in the buffer space. More particularly, certain example embodiments provide a mechanism for dynamic recognition of combinations of servicescomponents, monitoring of their real-time usage, and automatic generation and running of tests for the combinations at appropriate times. 3 \u03bcm in a direction parallel to the substrate major surface are absent on the substrate surface.