Was at least one aeroplane that appeared to hit the World Trade Center a three dimensional "augemeted reality" hologram as many researchers have claimed (video)? 

Hopefully not. But Dr. Michael Salla’s research presents his testimony of a military-industrial-extraterrestrial complex (MIEC) which has sought to use techniques of mind control through sophisticated technological manipulation. Dr. John Lash’s research on the ancient Pagan Gnostics has linked Manipulative Extraterrestrials to "simulation, substitution," i.e., virtual reality.

“One of the most innovative methods for psychological operations to influence a target is to use holographic image projection with messages conveying the desired effect.”

Indeed, 9/11 truth researchers have documented both alleged hijackers and more and more passengers on the destroyed plane as being alive.

This was quoted on Exoticwarfare.com from an Air Force 2025, Executive Summary, White Paper Summaries: Power And Influence, Information StrikeKnowledge Warfare: Shattering the Information War-Paradigm," August 1996, (csat.au.af.mil/2025/index.htm, italics mine, ed.). You can read more commentaries about this report on Exoticwarfare.com.

“America was told that what they witnessed was what appeared to be a jet flying completely into the World Trade Center as if it were Jello. What the American media reported was something that is physically impossible. “

Internet site references:

http://www.metahistory.org/gnostique/archonfiles/NineTheories.php

http://exopolitics.org/Report-ET-Motivations.htm

http://www.apfn.net/messageboard/10-16-03/discussion.cgi.45.html