P.S. You Should Know...

By Pavel Sokolovsky

This newsletter isn't about news. In fact, we tend to sidestep around any topic that's prominently covered elsewhere. Instead, it's about surfacing ideas that fuel curiosity. P.S. You Should Know is written for those of us who find the world fascinating and never want to stop learning. If that's... Read more

This newsletter isn't about news. In fact, we tend to sidestep around any topic that's prominently covered elsewhere. Instead, it's about surfacing ideas that fuel curiosity. P.S. You Should Know is written for those of us who find the world fascinating and never want to stop learning. If that's you, we're glad you found us!

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449

subscribers

268

issues

#268・

P.S. You Should Know... | Issue #268

My first recession. After the last big crisis in '08, it took me many years to recover a positive outlook. I was years too late. I like to think of myself as an opportunistic buyer who knows when he's looking at a good deal. But I guess I wasn't. I waited for…

#267・

P.S. You Should Know... | Issue #267

The dubious art of the dad joke. "Take the worst joke known to humanity and surely somehow, somewhere out there in the world, some dad will be telling it as if it’s the funniest thing in the world to a long-suffering audience." | learn more

 
#266・

P.S. You Should Know... | Issue #266

What's a chuck? Wikipedia: "A chuck is a specialized type of clamp used to hold an object with radial symmetry, especially a cylinder." | learn more

 
#265・

P.S. You Should Know... | Issue #265

PFA: An acronym you'll need to google to understand. Someone used this in an email to a friend and all of us were stumped. | learn more

 
#264・

P.S. You Should Know... | Issue #264

🎉 Much of the world is in the midst of holidays right now. Wishing you all the best whether you're celebrating Passover, Easter, Ramadan, or a lovely spring day!

 
#263・

P.S. You Should Know... | Issue #263

Walmart owns most of the supermarkets in Mexico. Also, on a per capita basis, there are more Walmart-owned stores in Mexico than the US. | learn more

 
#262・

P.S. You Should Know... | Issue #262

Photographing ancient Baobab trees before they die. "The baobab trees of the African continent can live over 1,500 years—one was been documented living to 2,500 years old. The trees bear fruit and provide useful bark material (which regenerates) for communit…

 
#261・

P.S. You Should Know... | Issue #261

To invest money in a business during its infancy means taking a fair amount of risk — there's a good chance you'll never see that money again. Often early-stage investors will talk about developing conviction. It's (almost) a prerequisite to really believe in…

 
#260・

P.S. You Should Know... | Issue #260

Today is the five year anniversary of P.S. You Should Know! When I set out to create a space to share interesting ideas, I had no idea that it'd become a mainstay in my life every single week for the next 5 years (and counting). I am so glad that it has, and …

 
#259・

P.S. You Should Know... | Issue #259

Painting yourself into a corner. I used this metaphor and a friend noted that this only makes sense if you're painting the floor. The Ngram chart implies people started doing this in the early 20th century. | learn more

 
#258・

P.S. You Should Know... | Issue #258

Some kind of loophole. "Its tiny train slowly bumps back and forth, going approximately nowhere. And it's now at the center of a massive court battle between its operators and the U.S. federal government." | learn more

 
#257・

P.S. You Should Know... | Issue #257

No story this week. Our family's thoughts are with the people of Ukraine.

#256・

P.S. You Should Know... | Issue #256

An octopus breeding program proposal. "Octopuses are surprisingly intelligent, and reproduce at 1 year old. If we'd started a breeding program 50 years ago, we probably could've gotten them smarter than dolphins by now. A disappointing failure of the long-ter…

 
#255・

P.S. You Should Know... | Issue #255

What is LUCA? The last universal common ancestor (LUCA) is the most recent common ancestor of all current life on Earth. "While there is no specific fossil evidence of LUCA, it can be studied by comparing the genomes of all modern organisms, its descendants."…

 
#254・

P.S. You Should Know... | Issue #254

Impressed by the builders. Whenever I travel to remote place, I find myself in awe of the roads, bridges and tunnels that make them accessible. Those long windy switchbacks through the mountains could not have been easy to build. Yet, people found a way to cr…

 
#253・

P.S. You Should Know... | Issue #253

Correction: Last week I left a link out. Here is The poor ROI of truck autonomy.

 
#252・

P.S. You Should Know... | Issue #252

Predictions of 2022 from a hundred years ago. Published by W. L. George in the New York Herald in 1922, many of the predictions hold up surprisingly well. | learn more

 
#251・

P.S. You Should Know... | Issue #251

Congress has to disclose all of their trades. "Big legislative events (such as the Infrastructure Bill getting passed by the Senate) were often preceded by politicians trading in the sectors affected. There were tons of unusual trades where politicians made m…

 
#250・

P.S. You Should Know... | Issue #250

I'm feeling much better about my year after a bit of airplane time allowed me to recap my 2021. Here are some things I've been up to...Personal▶ Finished 12 books (0/12 takeaways written)▶ 10,616 Average Daily Steps▶ Meditated 56% of days▶ Outdoors: Kayaking,…

#249・

P.S. You Should Know... | Issue #249

Riding bikes. Both our daughters are learning to ride bikes. Petra has a glider bike without pedals. The idea is that by learning to balance first, it'll be easier for her to ride without training wheels. She often tiptoes along slowly instead of gaining mome…