It seems you forgot about the utility aspect for the pure reason that you, personally don't have one for it.
The thing is, I can find lots of things to do with bitcoins. But in virtually all cases, it is much faster, convenient and liquid to use dollars. None of the bitcoin revolutionists here have explained -- what can you do with bitcoin that you can't do more easily with fiat?
You can store value / invest. And you can buy drugs in mail.
What else?