If you'll recall, Dolby Technologies actually introduced its Dolby Volume solution last fall, but now the firm has announced that it'll be a built-in component of several Toshiba HDTVs. The REGZA ZH500 and ZV500 families, which launch in Japan next month, are both set to include the outfit's audio-processing technology, and in case you couldn't tell, it specializes in keeping volume levels consistent regardless of audio source. Finally, a simple method to overcome those blaring commercials -- just buy a new TV!