It seems like only yesterday that home theaters were expensive indulgences just for movie moguls and wealthy audio enthusiasts. Anchored by a giant-screen TV and a laser-disk player, they almost demanded a separate room for housing esoteric amplifiers, projectors, video enhancers, and―especially―gargantuan speakers all around to mimic the experience of going to the movies. No more. The astounding success of movies on DVD, with their crisp, digital pictures and surround soundtracks, is bringing home theater to the masses. And now, manufacturers have come up with inexpensive systems that combine six speakers and all the electronics you need to get started. The industry calls it "home theater in a box," and it's the fastest-growing consumer-electronics category this year. The only other component you need is a TV, and you probably already have that.
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