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When Does US Debt Become Genuinely Bad? | WSJ
(gentle music) - [Narrator] After the big tariff announcement, something happened that shocked economists, and it wasn't the stock market dropping, it was the value of the dollar dropping. Usually in times of market turmoil, it increases because investors are flocking to the US for safety. - We saw exactly the opposite.Money fled from the US for safety instead of to the US for safety for the first time in my memory. - That was a sign that something was getting different and that people weren't just shifting ...
The $135M Race to Prep Your Flight for on-Time Departure | WSJ Booked
Operational Efficiency & Punctuality - British Airways aims to efficiently turn around up to 35 aircraft per hour at one airport [1] - The airline has invested over $130 million to improve punctuality, increasing it from below 50% to 86% [2] - Short-haul flights have a turnaround target of approximately 50 minutes using the Precision Time Schedule (PTS) [3] - British Airways manages over 200 airports and monitors potential delays through two operation centers [18] Technology & Innovation - AI and high-tech operation centers are key to improving punctuality [2] - AI tools are used for weather modeling, stand allocation, and suggesting the least disruptive course of action for flight issues [22] - An AI tool called Pathfinder predicts the probability of service delays [24] Challenges & Solutions - Delays can cause a domino effect, impacting the entire day's schedule [5] - External factors and the complexity of operations can still lead to uncontrollable delays [25] - The company uses digital and AI tools, including situational awareness screens, to improve punctuality [21]
How to Fix Renewable Energy’s Hidden Infrastructure Problem | WSJ Pro Perfected
Renewable Energy Challenges - Renewable energy sources like wind and solar lack inherent rotational inertia, a key component for grid stability traditionally provided by conventional power plants [2][6] - The increasing reliance on renewables without sufficient grid infrastructure upgrades can heighten the risk of widespread blackouts [5][6] Solutions for Grid Resilience - Grid-forming inverters can provide synthetic inertia to renewable energy sources, enabling them to operate independently and support the grid during disruptions [7][8] - Synchronous condensers, large spinning machines, can add rotational inertia to the grid, improving stability, ideally paired with grid-forming inverters [12][13] - Battery Energy Storage Systems (BESS) can store excess energy and deploy it to stabilize the grid during outages, with declining battery costs making them a more viable solution [14][15][16] Grid Modernization and Considerations - Implementing grid-forming inverters requires additional measurements like voltage, frequency, and temperature, necessitating comprehensive grid instrumentation [11] - Balancing the trade-offs of different energy sources and designing infrastructure that optimizes these trade-offs is crucial for a reliable and resilient grid [17] - While grid-forming inverters are effective for microgrids, managing synchronization across large, interconnected regions presents new challenges [9][10]
Space Debris Is Crashing Into Earth. Should You Worry? | WSJ
(air whooshing) - [Onlooker] What is that. - [Onlooker] Oh, my God. [Presenter] Space debris is falling to Earth in record numbers.While most objects burn up on reentry, a small percentage survives to strike the ground. - There's a feeling we are not safe, and it's true. Even if the risk is small, it's there.- [Presenter] Recent examples of space debris hitting the surface of the planet have sparked safety concerns. - [Onlooker] Where is it gonna land. - [Presenter] As space-launch traffic, which is an all- ...
Musk Promised $2T in Cuts. How Much Did DOGE Actually Save? | WSJ
- [Narrator] Elon Musk is officially done with the Department of Government Efficiency. - This is the chainsaw for bureaucracy. - [Narrator] After leading DOGE for only a few months, the billionaire CEO of Tesla is now no longer a special government employee.(Elon cheering) - [Narrator] His aggressive cost-cutting at DOGE, though, has left a big impact. - DOGE has created just an enormous amount of backlash. - [Narrator] DOGE dismantled entire agencies, canceled billions of dollars in contracts, and helped ...
How Trump’s $175B Golden Dome Will Upgrade U.S. Defense | WSJ
Project Overview - The US needs to put incredibly complex technology into space, including satellites that don't even exist yet, for President Trump's $175 billion missile defense shield, the Golden Dome, to work [1] - The Golden Dome aims to counter advancements in missile technology from competitors like China and Russia, including ICBMs, FOBS, and boosted hypersonic glide weapons [3][4][5][6][7] - The US plans to launch hundreds or thousands of sensors into orbit to detect and track maneuvering missiles [10] Technological Advancements & Challenges - Competitors are developing missiles that can maneuver and evade current defenses, posing challenges to existing detection and tracking systems [3][9] - The US is developing a sensor layer, a network of tracking satellites, to keep track of maneuvering objects [10] - The US is considering space interceptors to take out missiles earlier in their flight, but the design is unclear [11][12] Geopolitical Implications - The Golden Dome could be used offensively to take out satellites belonging to China or Russia, leading to concerns about an arms race in space [13] - China and Russia have expressed opposition to the Golden Dome [13] Potential Obstacles - Experts suggest the Golden Dome could cost billions more than the estimated $175 billion and take much longer to build [14] - Previous missile defense initiatives have fallen short due to high costs, technological shortcomings, and foreign pressure [15]
We Tested Google Veo and Runway to Create This AI Film. It Was Wild. | WSJ
AI Video Generation - The film was created using AI video tools, including Google Veo 3, with most of the audio also AI-generated [1] - Google Veo and Runway were identified as the best AI video tools for achieving consistency in character representation across scenes [7] - The production process involved using Midjourney for character design and Runway's References tool for scene creation, followed by Google Veo for motion generation [9][10] - Veo 3 was used for text-to-video prompts in scenes without characters [11] AI Audio Generation - AI audio tools like ElevenLabs were used to generate character voices, with the option to describe or clone voices [12] - Suno, an AI music generator, was used to create the song at the end of the film [13] Production Cost & Human Input - The estimated cost for using Google and Runway's AI tools was around $1,000 [13] - The script was written by humans, emphasizing the importance of human input, creativity, and original ideas in AI-assisted filmmaking [13][14]
Five Things WSJ Learned at Costco's HQ
Here are five things I learned at Costco's headquarters in Washington. One, Kirkland Signature is a negotiating tool that Costco can use to get lower prices from name brand manufacturers. Two, every Kirkland product is signed off by the CEO in what they call a green ink meeting.It's called the Green Ink Meeting because one of the founders only used Green ink pens. Kind of like a shorthand for approval. Three, turnover is really low compared to other retailers.It's under 9% after a year on the job. That's in ...
Trump’s Controversial Crypto Dinner: Guests Describe How It Unfolded | WSJ
- Hello guys. So it's nice to meet you here. I'm finally on the gala dinner with Donald Trump.(light music) - [Narrator] Build as the most exclusive invitation in the world, President Trump held a private and controversial cryptocurrency dinner on Thursday night for 220 of the largest holders of his own meme coin. - This is a historical moment when 47th President Donald Trump performed a speech for us. You cannot compare it to the any reward that are available in the market right now.- [Narrator] Part of th ...