By Mataeo Smith Following his revelatory testimony to Congress last summer about extraterrestrials and alien tech, whistleblower David Grusch was forced to cancel an appearance on Joe Rogan’s podcast due to ‘security concerns.’ A new three-part documentary produced by TMZ, ” UFO Revolution: To Expose Biggest Government Cover-Up Ever,” outlines an investigation into the government’s cover-up of Unidentified Anomalous Phenomena(UAP) sightings, with former intelligence official outlining how his life has further been scandalised by the subject matter. Toward the end of the first episode, filmmake…