Hi-fi has a dated, almost "Mad Men" ring to it, but it predates Don Draper's 1960s time frame. Sound-quality advances in hi-fis first grabbed the public's imagination 10 years earlier, in the 1950s.
A hi-fi system could be configured in a variety of ways, but the basic setup had a turntable, amplifier, and a pair of speakers. That sort of rig, with a CD player, still works for today's audiophiles, but they're probably 1 percent of all music listeners. For the other 99 percent, their "hi-fi" is in the car, or maybe … Read more