Not surprised that they used optics between the boxes. Fiber really improves things.
(Audio)
Sorry, I wasn't clear in my post yesterday
POF is pretty lame IMHO… only marginally better than TOSLink at a physical level and has limited bandwidth... certainly not worthy of a supposed flagship design. That said, seems the TSS is designed to a maximum of 11Mbps (DSD256) between boxes, so perhaps good enough? IMHO it would have been far better to implement an industry standard SFP port and let end-customers decide whether they want to use an SFP module for Fibre, Glass/Plastic, MM/SM, or even Copper or Coax, etc., rather than this low-end POF Duplex connector;
