In the ensuing forty or more years since MAD published this send-up of scientifically classified irritating and ineffective drivers, I’d say that very little has changed. That is to say, THEY’RE ALL STILL OUT THERE. Watch Out!
The year was 1992. My Toyota pickup was brand new; not even on my parents’ insurance yet; when “BAM!”, I encountered the signalus oblivious, right into my front quarter. D’oh!
Want to see a circulus interminus? Just head down to the local Costco; they’ll be the ones stationary and obliviously idling ahead of you as they wait for someone to leave a spot within no more than 25 feet of the door – on a dry, 72-degree day. In truth, all the species described above are readily observable in nature.