From Lou Judson:
> Do you mean Dual Layer? I've never heard the term double density.
> I have tried them and for me they do not play back even in
> the machine that recorded them...
That's odd. I've never had difficulty with playback of dual-layer DVDs. In
fact, they play back perfectly on *single*-layer DVD transports, as well as
on my Pioneer DV-563A DVD Player, which came out a year or two before
dual-layer DVDs came on the market.