This, in turn, should give you greater trust that, because it is not possible for its developers to use the loose terms of other Open Source licenses to "hide" any piece of the final application, what you do see from the source is exactly what you get from the official binary, and you are always in a position to compare the binary you produce on your own against the official one, to confirm that there wasn't anything added in the compiled code, or any part for for which you don't have the full details.