HN user
I know one who does it because he is an alcoholic and a pedophile. Point being, having a Ph.D. doesn't mean you can't screw up your life in a variety of ways that limit your career options.
These things are popping up because of the availability of 9-axis SoCs,
http://www.invensense.com/mems/gyro/mpu9150.html
https://www.bosch-sensortec.com/en/homepage/products_3/9_axi...
Not being being able to do the symbol manipulation is a different problem. That's what you see from the students who have B's and C's in their previous math courses. The problem discussed in the blog post is what you see from the A students. It's probably more obvious in a class like analysis than in calculus.
I don't think those numbers are "NSA requests".
Tor releases are signed. Andrea does not have a signing key, and she does not run builds. List of people who sign,
Where is the link to the documents?