First, there was the war between eight-track tapes and cassettes. Then there was Betamax versus VHS.
Now a new battle for the future of home entertainment is once again forcing consumers to choose.
High-definition DVDs are supposed to provide sharp, wide-screen images to fill the more than 30 million HD television sets that have been sold. They are also meant to replace standard definition DVDs, providing studios with a new source of profits.