In May 2008, it released 3 titles on Blu-ray and continues to release its high-definition discs in that format exclusively.

The Players For the Job I BORROWED several pieces of equipment in comparing high-definition discs.

Some industry executives say that growth in the sales of the current generation of DVD's is slowing and that introducing high-definition discs is needed to increase overall sales.

That means those buying DivX players, for now at least, will lack prerecorded high-definition discs - like major Hollywood movies - to play in them.

At the same time, DreamWorks Animation SKG, which had not released any high-definition discs, announced it would release exclusively on HD DVD.

It may look like a DVD player, but it's really the first volley in the battle for which kind of high-definition disc you'll play on your TV.

Much of the production equipment now used to make discs, players and recorders can be easily adapted to make the high-definition discs and players, Toshiba says.

The studios, as well as electronics makers and computer manufacturers, expect high-definition discs to restart sales growth.

Lieberfarb allowed that high-definition discs may affect content in some as yet unforeseeable way.

Xbox's rival console, Sony's PlayStation 3, which will be released in November, will play high-definition discs in the Blu-ray format.