Sometimes, a mid-life crisis means copping a flash supercar and riding around town with a woman half your age but really advanced when it comes to sucking your wallet dry. Other times, crisis a complete fall from grace is avoided by adding an appropriate amount of new energy to ones life.
BMW's given the Z4 exactly the same type of mid-life makeover we'd like for ourselves: A minor refresh aesthetically and an improved powertrain, all while keeping consistent the car's inherent personality. This is a roadster for enjoying life. As such, it is also the type of roadster that breaths new energy without screaming "look at me!"