Thanks. Great read. Among other things this particularly resonated:
You are easily annoyed by imprecision in talking about the quantitative or logical. This is mostly because you are trained to quickly think about counterexamples that make an imprecise claim seem obviously false.
On the other hand, you are very comfortable with intentional imprecision or "hand-waving" in areas you know, because you know how to fill in the details.
According to this [1] - "Some 31 percent of Google+ users polled said they have already abandoned their accounts or not written any posts yet on the site"