I find projects like apache/age [0] are very promising in this direction. But I wouldn't call graph db's a passing fade. A more appropriate description might be

I find projects like apache/age [0] are very promising in this direction. But I wouldn't call graph db's a passing fade. A more appropriate description might be "too important to be left alone, yet not important enough to form a second type of mass market database engine". [0] https://github.com/apache/age https://github.com/apache/age