This term is used to describe video material where a human-readable on-screen version of the timecode information is superimposed on the image. Almost always used in conjunction with "real" machine-readable timecode. Sometimes abbreviated to BITC by analogy to VITC.
Some modern editing systems can use OCR techniques to read BITC in situations where other forms of timecode are not available.
... in the north, and the musk deer, hares, squirrels, rats and mice everywhere. The avi-fauna is the common Siberian, and the rivers swarm with fish, especially species ...