I was just a kid in the 80's but everything I watched had commerical in it. On a Google search I can find that a very small number of networks didn't have them when they launched at the very beginning of the decade but then switched to having them a few years in. The biggest of them being Nickelodeon.
Maybe you're remembering premium stations like HBO or something because the vast majority of regular cable TV channels had commercials and by the decades midpoint everything did. Or maybe as the above suggested you didn't live in the US in the 80's?
How many times have people been told to use the Oxford comma and still get it wrong?
Even worse, the use of lists without the Oxford comma is showing up more and more in publications who should know better, creating wording or joins the author never intended.
If this software is just now getting punctuation correct after several years of trying, it's doing just as well as humans.
Viruses that mutate frequently (influenza) are usually poor targets for vaccine development. At best, you're rotating in new vaccines to deal with strains that emerged months ago. Does Epstein-Barr mutate often? Are we seeing new strains all the time?
Okay but what if you already fired all your "shitty performers"?
Economists don't say this, what they say is a small amount of predictable inflation is better than deflation.
Anyone who takes a lower division intro to economics class in college gets taught this. I might have even picked up on this before then but economists definitely say this when the topic comes up.
Sigmund Freud is alleged to have said that in the last analysis the entire field of psychology may reduce to biological electrochemistry.