Chris Halstead

@c20d.us

310 Followers 775 Following

Technology leader and advisor, car nerd, veteran

A view of a backyard planting bed with a portion cleared from harvesting fingerling potatoes. The harvested potatoes are in a pile on the middle left, with unharvested plants to the left and in the back.
Bald eagle roosting on a branch, seen from above. Rocky beach in the background.
A screenshot of the Apple Stocks app showing a significant and simultaneous upspike across the Dow, NASDAQ, and S&P 500 at roughly 10:30am PT on June 11th, 2026.
A small, bright green frog with black speckles on a bright green leaf of a raspberry bush. The leaf that the frog is sitting is is slightly behind and framed by several other leaves of the bush.
Picture of a gas pump in Port Townsend, WA showing gas prices at $7.29 per gallon for diesel, $6.39 per gallon for regular, $6.59 per gallon for mid-grade, and $6.79 per gallon for premium. On the far right is a sticker of Donald Trump pointing at the prices and saying “I did that!”
A green circle with the words "Jet Noise: The Sound of Freedom"
A picture of a wide-tipped black “Sharpie Magnum”, for use on new currency to obfuscate offensive features.
A gas station price sign showing prices of $5.499 for regular gasoline and $6.599 for diesel fuel.
Looking west across the Hood Canal toward the Olympic Peninsula. There are wispy clouds in a blue sky, with tree-covered mountains in the background, and still, reflective water in the foreground.
Screen shot of the music player controls in the MacOS Music app. The control bar is floating over the top of the window, with partial transparency and terrible that makes it very difficult to see.
The front cover of the book “UNIX Shell Programming,” by Kochan and Wood.
A screenshot of the Apple iOS Weather app 10-day forecast for Port Townsend, WA showing 60-100% chances of rain for the next ten days.
The cover of R.E.M.’s debut album, “Murmer”. The image is of a field with trees at the edge covered in kudzu.
View across the Hood Canal looking north. Calm water in the foreground, thickly forested hills and mountains in the distance, with blue sky and wispy clouds above.
A view of snow-capped Mount Baker in the distance, with clear blue sky above, blue Puget Sound in the mid-distance, the Marrowstone Point Lighthouse buildings on the left, and some evergreen trees in the immediate foreground.
Robin Williams and Glen Close in the movie “The World According to Garp” Robin is wearing a teal polo shirt with a gray zip-up sweatshop over top, and Glenn is wearing a white blouse with a grey sweater draped over her shoulders with the arms tied in an overhand knot.
Joey Tribiani from the TV show Friends in the scene where he’s wearing all of Chandler Bing’s clothes.
A white a light brown shaggy pup wading in a rocky-bottomed river on a sunny day with his human behind him.
Looking west across Diablo Lake, some evergreen trees in the foreground, mountains with small patches of snow in the background, and beautiful aquamarine-colored water that looks slightly milky due to “glacial flour,” which is very fine rock sediment suspended in the water. The sky above is deep blue with scattered white clouds.
Screenshot of a Breaking News alert that says "Tesla's Q2 vehicle deliveries plummeted 13% from last year, but it produced more cars than expected in the quarter. Shares jumped."
No Kings protesters along Sims Way in Port Townsend, WA
Protest sign that says “I have friends everywhere“
Picture of the upcoming Slate all-electric pickup truck, with ad copy stating "This truck can be anything. Even an SUV." The truck in the shoe it medium gray, with gray wheels, on a dark gray background.
Screen shot of closing values of several Treasury Inflation-Protected Security funds, showing all of them up on the day, as compared to the large drop across the board in equities.
An image showing four stories from Apple Stocks app across four days, representing the see-sawing of the stock market as Trump churns the market with tariff uncertainty.
Four images of a human head showing Types of Headaches: first one with pain behind eyes is labeled "Migraine"; second with pain at back of head labeled "Stress"; third one with pain around the crown of the head labeled "Hypertension"; fourth one with pain indicated over the entire head labeled "News ads den USA (News from the US)".
Graph of the year-to-date yield of US Government 10-year Treasuries, showing a steady decline and today’s yield of 4.156%.
A screenshot of equity market futures from the afternoon of February 27th, showing US and Japanese market futures down significantly, indicating that confidence in the markets is eroding.
Screen shot of my post from 2/1/2025 saying: “A yet-undiscussed facet of this ongoing attack on the administrative state is that more entities will begin to simply ignore laws and regulations in favor of going to court if (if!) they get challenged for it. The guardrails that preserve civil society won't survive the assault for long.”
A Bald Eagle perched on the branch of an evergreen tree, with blue sky in the background through the branches.
Looking up hill along a rocky creek bed, with fallen trees across the creek and evergreen trees in the background. The sun is behind the trees and glowing in the background.
Three books lying on the cushion of a couch: “Using C”, “UNIX Shell Programming”, and “Linux Configuration and installation”.
Tahoma (aka Mt. Rainier) as seen from the air, a snowy volcanic peak against a blue sky background with forest-covered hills in the foreground.
A human-powered “turtle,” a custom built multi-person cycle car with four people pedaling.
Looking north across the Juan de Fuca Straight from Port Townsend, Washington. Blue sky, wispy white clouds, and calm water in the straight. In the far distance is the southern tip of Vancouver Island and the San Juan Islands.