Speaking based solely on my point of view, we use Bitcoin as it has value, and stable value, as opposed to every other coin which fluctuates to all hell.
I am also curious as to what articles make you think Bitcoin isn't all the private or anonymous. And as to why you say we are wasting our time.
It's fine by me if you want to watch your savings depreciate over time and, when you're 60 years old, you find out that your life savings are worth 30% of what they where when you earned them. But I on the other hand am interested in appreciating assets.