That's viable advice for navigating a system built on nepotism and over-supply of STEM workers. Just saying. Doctors don't struggle finding a qualified job.
Doctors don't change their ideas about what competent doctoring is every five years - and medical schools know better than to hand out degrees to people who lack basic skills.
The number of residencies was capped in the 1980s, so of course doctors don't struggle to find a job. Residents do that.