The initial signs of revitalization already are there. Artists and art galleries have moved into the neighborhood. A San Francisco restaurateur with Queen City roots is opening an outdoor coffee garden. It’s still cheap to invest in the Camp. According to the “Made in Camp” neighborhood plan, recently completed by consultant Urban Fast Forward, the median home value is $73,300, while median rent is $616, cheaper than housing up the hill in Uptown or south in Over-the-Rhine an