It was with high expectations that I set out to see how Michael Mann (of Thief, HEAT and Collateral fame) would tell the tale of ‘Public Enemy’ John Dillinger and his would be captor Melvin Purvis. Due to the impressive outcomes of his previous efforts, I’ve come to like Mann’s style and was anxious to see this film, but I did have some doubts based solely on the look of the trailer. My fiance and I walked into the theater expecting to be astounded…and the result was as follows: PREMISE: Great Depression era bank robber John Dillinger is pursued by J. Edgar Hoover and special agent Melvin Purvis (recently celebrated…