Question: Who employs a documentary-style, hand-held, cinéma vérité technique, blending naturalistic and photo-realistic computer-generated effects, Don Chaffey or Neill Blomkamp? 
Sentence (from "Neill Blomkamp"): Neill Blomkamp (] ; born 17 September 1979) is a South African film director, film producer, screenwriter, and animator.
Relevant evidence: Yes