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Why is Audio_TS empty?

What is the purpose of keeping it empty?

Can I do without this empty Audio_TS?

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up vote 3 down vote accepted

According to AfterDawn it is for DVD Audio It is not used for DVD Video, but some players need it to be there to recognise the disc correctly

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DVD Audio (or DVD-A) was one possible thing that was supposed to be the "next generation CD", like SACD. – LawrenceC Jun 3 '12 at 19:10

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