<p>No, he didn’t switch from ME to CS. His work, grad school, internships were either mechanical or I/O computer via mechanical-visual. He spends a bit of time CAD, machining, interfacing, and control, all of which takes some knowledge of CS. His opportunities came about because the CS people wanted someone of mechanical-visual-computer interface abilities.</p>
<p>He’d go crazy if he had to be in front of a monitor all day. He may have found a job easier if he was as CS major or if applied for a job with a heavy component of coding. but he would be unhappy no matter what compensation. Money is not his driving force. Opportunity more towards his motivation.</p>