How come we treat theElvis Presleycatalog so poorly?

But AI demixing technology which allows instruments to be separated from a single track keeps advancing.

Once hes got it, he says, Id like to do everything from the Fifties.

Elvis Presley

A large number of Elvis Presley’s 1950s outtakes are lost forever, according to producer/archivist Ernst JorgensenScreen Archives/Getty Images

Because even the Sun recordings, they are very simple.

Theres an acoustic and electric and a slap bass.

But when you open that up, its still like a new revelation.

Its not like it becomes thin and you think, Oh, is that all there is?'

Jorgensen has spent decades hunting down and digitizing Presleys master tapes, but some have eluded him.

So they dumped about 10,000 or 20,000 tapes, including outtakes of Elviss sessions.

It can be tough when Elvis is going around and singing and hes by the drums, he says.

So then the vocal mic is all drums.

And then he goes over to the crowd and you hear girls screaming.

But all that to me is more excitement.

The final section of theMemphisset includes selections from the so-calledJungle RoomSessions in 1976, Presleys final recordings.

They show a more focused Elvis than people think, Ross-Spang says.

you’ve got the option to hear how engaged and driven he was during those recordings.