[ed. note: Michael Jorrin, who I call Doc Gumshoe, is a longtime medical writer (not a doctor) who writes for us about medicine and health a couple times a month. He has agreed to our trading and disclosure restrictions, but does not generally write directly about investment ideas. His ideas, thoughts and words are his own, and you can see all his past pieces here.]
Yesterday, the check-engine light in my Jeep came on. This, annoyingly, happens from time to time even when the vehicle is running just fine. As we all know, when the check-engine light starts blinking on and off when you’re driving, it’s a sign that something is really wrong and we shouldn’t obliviously keep going until disaster strikes, but even if it’s not blinking, we should get it checked out at “our earliest convenience,” which, for me, was this afternoon.
I drove to the establishment of the auto mechanics who have been taking care of our vehicles for about twenty years, and the owner plugged the