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Circuit City Tip: You might start with an LCD HDTV, then add a subwoofer, a set of speakers, and a receiver/controller (which might play both CDs and DVDs). To expand the LCD HDTV system further, you could add a digital video recorder, a satellite radio receiver and a dock for your MP3 player. Of course, all that is a lot of wiring, and you may find yourself with eight remote controls when you're done!