Yes, Ballard and Aurora have high crime rates, that's very true.
Let me point out that I was specific about gang activity related to the graffiti. Youthful exuberance is one thing, but desperation is another.
As time goes on I think you will see more foreclosures in the South end of Seattle. Many speculators are stuck. Some people paid way too much for properties with the idea that Light Rail would be an economic boost to the area. Anticipation is always more marketable than the reality.
As the air port grows, so will the traffic. The air port is a significant Port facility. I don't follow the Third Runway debate any more since I moved out of a flight path, but it's significant.