By: Jessica Goddard Half documentary, half pet project from Michael Caine, My Generation is vaguely informative but mostly a colourful nostalgia trip to 1960s creative hotspot London.  The film arcs from explaining the roots of the culturally significant music, fashion, and photography of young London in the 60s to imparting what happened when those same tastemakers dove headfirst into vice (Caine told The Guardian in a recent interview, “What ruined the 60s, towards the end…