An article that could be useful: the article talks about upcoming technologies like the ones mentioned in the movie. 

http://www.thatsreallypossible.com/news/755/transcendence-movie-features-real-future-predictions/  

 

Interview with the director of the film.

http://www.cinemablend.com/new/Transcendence-Director-Explains-Twist-Ending-42669-p2.html

 

Another Interview with the director of the film

http://www.thewrap.com/transcendence-wally-pfister-johnny-depp-chris-nolan-director/

 

Video Interview with Rebecca Hall 

https://www.youtube.com/watch?v=-pW1c0QfnV8