Not so fast, experts say.

“This should be even possible by end of the year.”

“Think of how different two identical twins can be.

A silhouette of a virtual human on an abstract background of computer code and pathways.

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Rogers gave the idea a solid ‘maybe.’

True uploaded consciousness is likely to be a long way off.”

An incomplete image of a person’s head and shoulders, lacking much of the detail that makes the person look real.

StudioM1 / Getty Images.