In contrast to phono cartridges and analog tape recorders, digital audio converters distinguish themselves by the fact that they can be fashioned in an almost infinite number of ways. Therefore, the odds against two manufacturers' DACs or ADCs sounding exactly the same are extremely large.

For two months, I'd been planning to attend Terry Riley's appearance at Seattle's 536-seat Illsley Ball Nordstrom Recital Hall. For two weeks, I'd been planning to watch a presidential-candidate debate on television. Only one problem: As it turned out, the two events were scheduled for the same night. Even after a decade of trying to master the muddle known as multitasking, it was impossible to do both.

Some contentious issues will not be resolved in my lifetime: vinyl vs digital, tubes vs solid state, subjective vs objective, streaming vs physical media.

Also, subwoofers vs no subwoofers in a stereo music system.