Biopics are among the most common films being made these days. Some are great, some are decent, and others are more than a little conventional, following rote formats so meticulously that they can turn out shallow or dull. But, when it comes to telling the story of someone wholly unconventional, someone larger than life and the embodiment of surrealistic sensibilities, the tried and true simply won’t work. And that’s certainly the case with enigmatic artist Salvador Dalí, whose unusual paintings nearly always defied description and classification. He was also a shameless self-promoter with an e...