A Blog by Jonathan Low

 

Apr 6, 2026

Ukrainian Drone Wall Is Up, Resulting In Devastating Record Russian Casualties

Ukraine has effectively doubled the number of drones it has produced for the past three years and expects to do so again this year. 

The result is record Russian losses which, for the past four months, have been greater  than the Kremlin's capacity to replace them. You can argue with the strategy, if you wish, but you can't argue with the math. JL

Phillips O'Brien reports in his substack:

Russian losses in March reached their highest level since the start of the war as drones accounted for 96% of those casualties. For four months in a row, Russian losses have exceeded replenishment rates. The Ukrainians say each loss has been verified by their ePoints verification system, (meaning) they have a picture or video to back up these losses. The Ukrainians are also trying to degrade Russian air defense capabilities here which will further increase the effectiveness of Ukrainian UAVs. This means the Ukrainian drone wall seems a reality and growing. Ukraine has been able to double its drone manufacturing each year, producing 4 million in 2025, 2.2 million in 2024, and 800,000 in 2023. They are hoping to double production in 2026 compared to 2025, which was double that of 2024.

"Safe' Kremlin Black Sea Navy Port Burns, As Kyiv Drones Hit Frigate, Oil Assets

Two years ago, when Ukrainian drone and rocket attacks made Russia's historic Black Sea Fleet headquarters in Crimean Sevastopol untenable, the Kremlin moved them several hundred miles to the east, thinking Novorossiysk would be safe from attacks.

One burning cruise missile carrying frigate several drilling platforms and oil export terminals later, that assumption appears to be facing significant challenge. JL

Sonya Bandouil and Volodymyr Ivanyshyn report in the Kyiv Independent and New Voice of Ukraine reports:

Explosions were reported overnight on April 6 in the southern Russian port city of Novorossiysk, (new home of Russia's Black Sea Fleet since it was forced out of Crimea by Ukrainian attacks). A Russian frigate in the port, the Admiral Makarov, a Kalibr cruise missile carrier and the Syvash drilling platform were struck overnight. The Admiral Makarov was the last surviving Russian missile frigate equipped with Kalibr missiles in the Black Sea. The Sheskharis oil terminal in Novorossiysk, a major oil export terminal. was also struck by Ukrainian drones

Russia Suffers More Setbacks As Ukraine Vovchansk Counterattack Defeats Advance

Another sector, another Russian assault - and another failure with more casualties. 

As the first week of April ends and Russia's putative spring offensive enters its third week, the results for the Kremlin's forces remain abysmal. Having tried the south in Zaporizhzhia and the east in Pokrovsk, he locale, this time was in the north around Vovchansk, towards Kharkiv. Again, the Russians attacked and again, the Ukrainians anticipated their intentions, were waiting and stopped the intended assault. The broader issue appears to be both a lack of sufficient troops combined with - after four years of war - a decreasing number of options, making the Russian attempts rather more obvious, especially with Ukraine's increasingly effective drone forces monitoring the likely approaches and then striking any Russian units unlucky enough to have drawn the doomed assignment. JL  

RFU News reports:

Russia attempted to advance near Vovchansk. (But) a quick Ukrainian counterattack into the Russian flank, decapitated the Russian advance. The Russians didn’t have sufficient forces in this sector. Ukrainian forces collapsed the Russian attack, pushing back the Russians back three kilometers, more than one-third of the distance Russia advanced from the border in 2 years. Without a sufficient number of force, the frontline here will remain with zero Russian chances of nearing Kharkiv.

Wall Street Seeing Financial Implications Of Public Opposition To Data Centers

Reality bites. The AI industry is confronting two sets of problems - AI data center construction delay or rejection and the financial implications for valuations - which are exacerbated by the fact that they contribute to each other. 

The first is that the growth on which their exalted valuations depend is based on assumptions that may no longer be accurate. That is because data centers are huge, loud, electricity and water devouring, all of which negatively impact the quality of life and cost of living of those around them. That has spawned opposition, which is leading to record numbers of data center construction permits being rejected by local authorities spurred, in turn, by their voters. In addition, the welter of new plans for such gargantuan projects has simply outrun the ability to deliver of the many industries on which construction depends. Construction materials, workers, transportation and electricity are among those for which significant backlogs have developed, slowing many projects. The second implication for AI is that the institutional and retail investors who have helped fund the industry's growth are now realizing that these delays could affect its ability to deliver the returns they have touted (and in some cases promised), which could lead to financial repercussions. Which is to say, that the future is not necessarily as certain as AI cheerleaders would have everyone believe. JL

Lydia DePillis reports in the New York Times:

Lately,  zoning commissions and county councils across the country have been resisting data center construction. Unnerved by the centers’ voracious electricity demands and sprawling footprints, they are denying permits and withdrawing tax breaks. Research shows data centers affect noise levels, water  supplies and air quality. $156 billion across 48 projects was blocked or stalled amid local opposition in 2025. Apple, Meta, Alphabet, Microsoft, Nvidia and Amazon have staked their futures on AI. Their lofty valuations depend on their ability to deliver on promises, including data center building. But rising skepticism, along with the challenge of supplying gigawatts of new electricity, could put a hitch in those plans. Wall Street has taken notice as investors grapple with the proposition that hyperscalers may not be able to reach the goals they have set.

Apr 5, 2026

With Leopard Tanks Needed At Front, Tank Crew Train With Mixed-Reality Headsets

Ukraine can't spare any working tanks for training as they are all needed at the front. To substitute, it is now using virtual reality headsets to train tank commanders, gunners and other crew. 

The concept of using technology to train soldiers in lethal skills no longer seems that farfetched, given how much tech is being used in all realms of of human endeavor. But Ukraine may be the only place where the metaverse still has value. JL

Matthew Loh reports in Business Insider:

Ukrainians have started using a new mixed-reality headset to train crews for the Leopard 2A4 main battle tank. Norway's Fynd Reality had already been offering virtual reality training for Ukrainian tank crews since 2023, but the newly announced program would give Kyiv's troops higher-end systems being used by NATO troopsUkraine's new systems for the Leopard 2 A4, including the headset and two sensors, can be used to train tank commanders, gunners, drivers, or ammunition loaders. "The country is at war and is fighting for its survival. So what happens is that all the resources get deployed immediately, and there's nothing to train on."

Ukraine's Long, Mid Range Strikes Hobble Russia's 2026 Offensive Attempts

From three bases in Libya from which they are interdicting Russian maritime traffic in the Mediterranean and Black Seas to growing use of domestically produced Flamingo cruise missile with its 3,000 km range hitting defense plants in the Russian hinterlands and 1,000 km drone strikes on the Kremlin's vital Baltic oil export terminals, Ukraine this week stepped up its degradation of Putin's economic and military war-making capabilities.

The cumulative impact has resulted logistical disruptions, heightened financial threats and operational breakdowns on the battlefield for the Kremlin, even as it tries to convince the Trump White House and others that it remains an (almost) first-rate power. JL

Mick Ryan reports in Futura Doctrina:

The Russians have failed to generate any operational momentum with their spring offensive as Ukraine’s long-range strikes against Russia reached new geographic and strategic depths this week. On 28 March, Kyiv's Flamingo cruise missiles struck an explosives plant in Samara Oblast. With a 3,000 km range, a 1,150 kg warhead, it is bringing all of Russia’s western industrial defense complex in reach. The strikes, with precision drones targeting energy, chemical, and defence industries, accelerated and are penetrating over 1,000 kilometres into Russian territory on nightly. 40% of Russia’s oil shipping has been disrupted, contributing to a Kremlin ban of gas exports from 1 April to 30 September. Gas stations across Russia have run dry. (And) Ukraine is conducting Mediterranean 'drone line' campaign from bases in Libya. One operation killed a senior Russian intelligence general.

Russia Loses 5,000 in 3 Days As Ukraine Halts Kremlin Spring Offensive

Within three days of the start of Russia's spring offensive, it had lost 5.000 killed or wounded. Within a week, that number had climbed to 9,000 - more than the Kremlin can recruit in the same period of time. 

Ukraine's ability to inflict casualties of this scale while simultaneously degrading the logistics that support its troops is the reason why Russia's spring attacks are already being deemed failures. JL

Illia Kabachynskyi reports in United24:

In late February and early March, Russian losses were below the usual 1,000 per day. A lower number of assaults was due to the difficulty of preparing because Ukraine’s mid-range strikes on logistics made it harder for the Russians to launch attacks. Then on March 18, 1,720 Russian troops were killed and wounded, a record for 2026 and the highest in 12 months. The following day: 1,520 killed and wounded. On March 20, 1,610. Over three days of attacks, the Russian army lost 5,000 troops killed and wounded. Given that Russia can recruit up to 35,000 troops per month, it lost in three days the same number of soldiers it would recruit in a week.