Frederick Damasus

Sky full of stars. Following a successful lunar flyby, the Artemis II astronauts captured this breathtaking photo of our galaxy, the Milky Way, on April 7, 2026.

Falling off an 8-story building, you'd hit the ground at 80 km/h. This guy got launched off a truck at that speed and walked away. The math is dead simple. The truck goes forward at 80 km/h, and the launcher fires you backward at the exact same speed. 80 minus 80. Zero. You drop straight down like hopping off a step. Galileo figured this out in 1632. He said that if you drop a ball from the top of a moving ship, it lands at the base, not behind it. Because the ball was already moving with the ship before you let go. Everything on the ship shares its speed. Remove one object, and that speed doesn't just vanish. The stunt crew is DD Squad, from Slovenia. They built a launcher on a flatbed truck and didn't start with a person. First, a wheel at low speed. Watch where it lands, how it rolls. Then faster. Then a human in the seat. The full video is 22 minutes of testing for 3 seconds of actual stunt. I keep thinking about how thin the line is here. MythBusters ran a version of this back in 2010, shooting a soccer ball at 60 mph from a truck going 60 mph. The ball just hung in the air and dropped. But their cannon wasn't perfectly consistent, off by less than 1 mph between shots, and even that made the ball drift off course. Took a bunch of attempts to get it clean. Now picture a person in that seat. If the launcher is off by just 5 km/h, you're skidding across asphalt at jogging speed with nothing to grab. Off by 10, you're hitting pavement at a full sprint. If the launcher doesn't fire at all, that's the 8-story fall. You're living inside this same physics right now. Earth is flying around the Sun at 107,000 km/h. You can't feel it because the air, the ground, your chair, and your coffee all move at that speed too. Galileo used this to argue that Earth could spin without throwing everyone off. Four centuries later, a crew in Slovenia put his math on a truck and launched a guy off it on a highway.

My new pencil art on paper. Shadows of the evening II

Okay, I don't mean to spoil the fun here, but for those genuinely curious… I used to wonder why we needed this stuff too, so I dug in. Turns out you use data structures every day, just not by their textbook names. And because of this many engineers stopped seeing the depth of what they do. Let me show you 👇 --- 1. You're given a task: "Add a dropdown that instantly finds users as you type" Sounds simple. Build an input → call an API → show results. Done. Except… at scale, this becomes Autocomplete Search. And autocomplete at scale is often powered by data structures like a Trie (Prefix Tree). --- 2. You render a list of items? That's not just a list. It's an Array being processed by React's reconciliation algorithm. When React asks for a key, it isn't being picky, it's optimizing. The diffing algorithm itself stays O(n), but without stable keys, React can't reuse DOM nodes. So you pay the cost in unnecessary creates, destroys, and re-renders. With stable keys, it efficiently patches only what changed. That "tiny warning in the console"? It's preventing unnecessary work, which directly impacts your UI performance. --- 3. Even a simple CSS tweak activates tree traversals, invalidation cascades, and rendering queues. All real data structures and algorithms working behind the scenes. The scale depends on what you changed and where, but the machinery is always there. --- I could go on. But basically real engineering didn't replace data structures. It hid them inside frameworks, APIs, and infrastructure. Once you see them, you start making intentional decisions instead of accidental ones. And that changes how you design everything. That's exactly why they conduct this type of interviews. They want to know how you think and make decisions, not just whether you can update CSS padding. --- TLDR: You can build for years without consciously thinking about DSA, but understanding them makes you better at what you already do. Want to learn more about how DSA applies to real work? Links below 👇 react.dev/learn/preservi… geeksforgeeks.org/dsa/real-time-… blog.codekerdos.in/intro-to-dsa-w… github.com/donnemartin/sy…

Yesterday, at about 2030hrs, the Lagos State Environmental Taskforce/anti-crime squad arrested a suspect for attacking and forcibly demanded money from an innocent citizen whose vehicle broke down along the Oshodi-Iyana Ipaja Road, together with his gang members who are presently at large. The suspect was detained and will be arraigned as soon as possible. #ZeroToleranceLagos

Today, we officially unveiled the Critical Care Ward donated by Pistis Foundation to HTS Hospital, Lekki. This initiative is a tangible expression of our faith and our commitment to being the Salt and Light in our community. We don't just preach hope; we provide a place where hope can find healing. This is what it means to make greatness common. Thank you to the entire Pistis Foundation team, our partners, and the staff at HTS for making this life-saving project a reality. #PistisFoundation #SaltAndLight #CriticalCare #HTSHospital #MakingGreatnessCommon #GivingBack

Unfortunately, no one ever thinks they could be the statistic

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I'm excited to experience world-changing Tech of GITEX NIGERIA, 3-4 Sept 2025, Lagos. Join me app.ingo.me/q/guw1o at 𝙒𝙚𝙨𝙩 𝘼𝙛𝙧𝙞𝙘𝙖'𝙨 𝙡𝙖𝙧𝙜𝙚𝙨𝙩 𝙖𝙣𝙙 𝙢𝙤𝙨𝙩 𝙞𝙣𝙛𝙡𝙪𝙚𝙣𝙩𝙞𝙖𝙡 𝙩𝙚𝙘𝙝 𝙚𝙫𝙚𝙣𝙩. 🚀 #MeetMeAtGITEXNIGERIA2025