>> Here's a litmus test to know whether you're likely disconnected: As a techie/doctor/engineer did you become by far the highest paid person in your wider family by your mid 20s? If the answer is "NO", then you would be disconnected by default - unless you consciously invested effort to educate yourself.

As the article hints at, many people who come from er, non-traditional tech backgrounds, enter the tech industry later in life. Your test of "by your mid 20's" would hoover them up along with the people you're trying to point to.

Let's just not group people together indiscriminately, shall we? That should be a rule of thumb that might work once in a while.