Well, here we go people. Realistic holograms are now being projected easily enough that they can "raise a rapper from the dead". How much reality that you witness is real?
Of course, Project Blue Beam comes immediately to mind.....I have also included the link to the youtube video, the "ghost appearance" happens at 33:05
if you are interested. You can see through it....Im not sure if thats how they intended it or if they "dialed it down" for the ghostly effect.
(visit the link for the full news article)