Pittsburgh:

- low cost of living

- 20+ universities

- city successfully transformed from industrial to knowledge center

- young talented workforce - constant influx of young people

- CMU: top notch research university

- UPitt: UPMC - top medical school & center

- Tech companies always looking for a foothold there: Intel, Microsoft, Uber

- Passionate sports fans: Steelers, Penguins... maybe Pirates

- Cheap housing: you can buy entire homes for <$50k (maybe needs some capital improvements)

- Eclectic mix of restaurants (foreign cuisine), bars and decent nightlife