Crash. Shatter. Boom. Crash. Shatter. Boom. Smattering of silly dialogue. Pretty girl screams: "Dad!" Crash. Shatter. Boom. Silly dialogue. "DAD!!!" Crash. Shatter. Boom.

What? Oh, sorry. We were falling into a trance there.

Which is, dear moviegoer, what may happen to you during Michael Bay's Transformers: Age of Extinction, the fourth Transformers film and, at 165 minutes, precariously close to the three-hour mark that Bay undoubtedly will reach - by our sophisticated calculations, and at the current growth rate, with his sixth installment.