OK, fine. How much does a Category 8 cable cost? Basically nothing, as it turns out. I discovered I could buy a five-pack of color-coded, nylon-braided Category 8 Ethernet cables for $35.99 on Amazon.

It involves using a crossover cable (also called a cross cable), with two wires crossing over one another. The recommended standard for this cable type is TIA/EIA T568A for one of the ends, and ...