Celebrity holograms sketch me out, but are they the future?

Roy Orbison has been dead since 1988 but that didn't stop him from going on a North American tour last winter. Nor has it stopped Whitney Houston, Ronnie James Dio and the Notorious B.I.G. — or at least their estates — from reincarnating these dece…
Source: Engadget | Celebrity holograms sketch me out, but are they the future?