User blog comment:Raymorn/Bioware Co-Founder Dr. Ray Muzyka Speaks Out/@comment-2094653-20120322005556/@comment-4614261-20120322030235

There's also evidence in the Final Hours that Indoctrination was intended to be shown as canon, given you weren't able to control Shepard in the original concept, which they said was because a Reaper was in your mind. They only scrapped the MECHANICS, said nothing about the concept.