There’s something to be said for software that does one thing well. Scratch DJ Academy MIX addresses a very specific need: it automatically analyzes songs--especially dance-friendly electronic tunes--for key and beats per minute, and then offers a limited selection of tools for joining matching songs together in DJ-style mixes.
In the 1980s, “portable audio” took the form of comically large boom
boxes with as many flashing lights and extra buttons as eight D
batteries could power. The ’90s turned boom boxes into gadgets so sleek
and light, they looked (and often were) incapable of pushing enough
decibels to fuel a party, let alone annoy the neighbors. And today, the
iPod has pretty much killed the boom box, collectors of old-school