You’ve probably heard the terms, but have you ever wondered what the difference is between a network upgrade and a rebuild in traditional cable operator parlance?  Or have you ever been curious about why a hybrid-fiber-coax (HFC) network’s “amplifier spacing” – the distance between amplifiers – might be important?  Those questions, along with some thoughts on various factors that might affect the length of time it takes a cable operator to upgrade their network are discussed in this video interview with Chris Bowick, hosted by Leslie Ellis.