terraforming mars

With all of the media coverage over the past decades, mars has become quite a large topic.  Total Recall, Red Planet, My Favorite Martian, etc, etc... which have all lead the general belief to be, "after we're done with earth, we still have mars".
Well what do you think?  Is Mars going to be the next "giant leap" or will the planet be left out in the cold vacuum of space?
I like Dr. Michio Kaku's take on the situation;