You can't blame a cutting edge technology for what the users will do next. That is like blaming the automobile for drunken driving, you simply can't do it. At some level you gotta look at the individuals using it and if history has taught us anything it is the people will the most to lose with use the cutting edge tech first.
That's right. We cannot blame bitcoin because it is one of the newest technology that can't run without someone who is operating on it. Bitcoin system is form with the purpose of giving people's a chances and opportunities to life become easier and convenient. It has a better platform that can help all people to reaching our dreams and goal in life. However, it depends on us how we use or manage it. If we used it in a right way, for sure positive things will it brings to us. But if we can't use it in bad or negative way therefore it will produce negative things. So definitely, as a people who manage to this system, we are the one who are responsible to anythings that connected from the usage of bitcoin so we are the one who's able to blame and not the system itself.