The thing is that it is all context dependent. A lot of times 0.1% is nothing and can be ignored or pushed off. But sometimes that 0.1% is worth billions of dollars.
The point is that data means nothing without context and interpretation. If you're lazy in your analysis you are going to have lots of issues
Good thing that we've managed to keep everybody's expectations a hell of a lot lower for software quality then :)
I can't tell if this is in support of the article or not though.