When a movie wants to communicate the passage of time, it typically takes tricks in casting or make-up to sell the illusion of the years floating by. Richard Linklater’s “Boyhood” attempts something different. Production actually commenced in 2002, with short segments of the helmer’s script filmed over a 12 year period, allowing the stars to age naturally, with emphasis on its youngest characters, who naturally work through adolescence as the feature progresses. It’s a fascinating experiment but a surprisingly relaxed effort. Linklater eschews the poignancy of time passage with this ode to growing up, instead highlighting the development of personality, interests, and defense mechanisms as he observes the world around him. Read the rest at Blu-ray.com