Photo by Jack McFadden. This photo, taken on 5th & Union, pretty much sums up the war going on in Brooklyn. The fictional (but not really) "Slope Trail" includes a doggie bakery, luxury condos, a gentrified playground and spot to procure pricey Brooklyn T's. Everything you'd expect on an urban hike. The stencil even includes a "controversial" stroller being pushed by a parent (or nanny!) who is clearly holding a Starbucks coffee. We just......