BK> BK>>> Tell us again how you can't erase a DVD.

BK> TW>> About 98% of the DVD's CANNOT be Erased Bob.
BK> TW>> Technically that makes the statement Incodrersct. But as a
BK> TW>> practical matter it is a Basic True Statemnt since ONLY a
BK> TW>> particualar DVD that is rarely used can be erased.

BK> RW> And it is 'written over' - rather than erased. What is left
BK> RW> behind of the program you wrote over, can't be seen because
BK> RW> of the 'leader' that tells the reader where to find it, is
BK> RW> written over too.

BK> Uh... no...

BK> If you write enought to fill a DVD then what you write over has
BK> to be gone, otherwise there is no room to write anything else.

BK> There is a quick erase, which deletes the records of locations,
BK> but that is still written over when the DVD is reused. Then
BK> there is a full erase, which wipes the actual data.

This one leaves me speechless..


Jeff

CMPQwk 1.42-21 9999 
Carbon Dioxide makes up just 32 parts per million of atmosphere ....

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