Some will never get it.....
It was a safety device & if it saved one life or accident, it was worth it. LH thread on left side tends to self tighten....& keep the wheel on.
I do believe there were others that used the LH threads. VW?
My 68 ford f-350 has them. Learned my lesson on that truck. I was 30 at the time.
Lucky I gave up before I snapped one.
Next day at work lunch room I was complaining about and a guy spoke up and asked what year. therefor was schooled.
