It is stunted and meandering, barely filling out its 85 minutes.

..."The Sound of Silence" is a modest, contemplative study of ideas that itself exemplifies those ideas in its design, not least its sound design; it embodies a conceptual rumination.

Lucian is a man with a theory, desperate to extrapolate from what he knows is true to what it might imply, and if you've ever known such a man, you will likely appreciate Sarsgaard's performance

Aside from its technical accomplishments, it's a film that piques the viewer's interest yet ends just as it starts to hint at more beneath its premise.