Posted on Fri, Sep. 26, 2003 John Baer | STREET PINNING HOPES ON NUMBERS?BLACKS, DEMS OUTNUMBER WHITES, REPUBLICANSBy John Baerbaerj@phillynews.com MAYBE THERE'S a reason John Street's campaign so often seems in fiery freefall.(Phony letters, alleged firebombs, brother boil ups, alleged gun goons, mayoral meltdowns, etc.)Maybe when Street snarls at AFSCME saying he's gonna win, "with you or without you," he knows whereof he speaks.And maybe the reason this unlikeable pol down in the polls runs and rants the way he does is simply fact he knows...ta da!...da numbas!In other words, maybe the maybes are all in the math.A close...