Sebastian Barros Newsletter

Sebastian Barros Newsletter

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Clarity on the future of connectivity, Cloud, semiconductors, and AI infrastructure. Capital allocation, spectrum policy, and compute economics now define competitive advantage more than marketing cycles or technology.

Verizon CEO: The Network Is Not Enough
BlogApr 19, 2026

Verizon CEO: The Network Is Not Enough

Verizon CEO Dan Schulman warned that a superior network alone won’t guarantee market dominance. In the United States, top carriers achieve roughly 300 Mbps on 5G, while most competitors linger around 200‑220 Mbps, according to the latest Ookla report. Although the speed...

By Sebastian Barros Newsletter
Ericsson Q1 2026: Where To Go From Here?
BlogApr 18, 2026

Ericsson Q1 2026: Where To Go From Here?

Ericsson reported a 6% organic growth rate in Q1 2026, a notable feat in a stagnant global RAN market. However, reported sales slipped 10% due to harsh foreign‑exchange headwinds. The company’s supply chain is strained as AI‑driven data centers compete...

By Sebastian Barros Newsletter
Does Amazon Leo Have Any Chance Against Starlink?
BlogApr 16, 2026

Does Amazon Leo Have Any Chance Against Starlink?

Amazon’s Leo constellation, still in its pre‑commercial phase, consists of 253 satellites after the $11.57 billion Globalstar acquisition. By contrast, SpaceX’s Starlink operates more than 10,200 satellites, giving it a massive orbital density advantage. Analysts argue that Leo’s limited fleet will...

By Sebastian Barros Newsletter
Amazon’s $11B Globalstar Casino Gamble: Genius or Desperation?
BlogApr 15, 2026

Amazon’s $11B Globalstar Casino Gamble: Genius or Desperation?

Amazon announced an $11.57 billion acquisition of Globalstar, buying the satellite operator at $90 per share. The deal adds a 24‑satellite low‑Earth‑orbit (LEO) constellation, many of which were launched in the late 1990s and early 2000s. Amazon plans to leverage the...

By Sebastian Barros Newsletter
Lidl Retail MVNO: A 50 Million Subscribers Play?
BlogApr 14, 2026

Lidl Retail MVNO: A 50 Million Subscribers Play?

Schwarz Group, the owner of Lidl, has poured $80 million into a near‑10 % stake in eSIM platform 1Global, aiming to expand its Lidl Connect mobile virtual network operator across 30 European markets. The retailer plans to leverage its 150 million unique store...

By Sebastian Barros Newsletter
10 Cases for 5G Uplink Monetization
BlogApr 13, 2026

10 Cases for 5G Uplink Monetization

The author revisits the long‑standing promise of 5G uplink revenue and argues that, despite a flood of whitepapers, real‑world monetization remains scarce. He outlines ten concrete use‑cases—ranging from edge AI data ingestion to private‑network slicing—that can finally turn uplink capacity...

By Sebastian Barros Newsletter
Is 6G ISAC Dead on Arrival?
BlogApr 12, 2026

Is 6G ISAC Dead on Arrival?

The telecom industry is positioning Integrated Sensing and Communication (ISAC) as the flagship use case for 6G, essentially turning cellular base stations into radar sensors. Critics argue that radar technology is already a 120‑year‑old, mature field operating in the 8‑81 GHz...

By Sebastian Barros Newsletter
"Catch Me If You Can": DT Using AI to Kill Deepfakes
BlogApr 11, 2026

"Catch Me If You Can": DT Using AI to Kill Deepfakes

Telecom voice networks are being overrun by fraud, with more than half of global calls now deepfakes, scams or extortion attempts, and the rate exceeds 60% in Mexico. This crisis has driven users to ignore unknown calls and rely on...

By Sebastian Barros Newsletter
One Starlink MVNO to Conquer All
BlogApr 10, 2026

One Starlink MVNO to Conquer All

US Mobile has become the first mobile‑virtual network operator to bundle residential Starlink satellite internet with a cellular plan. The offering gives subscribers a single subscription that provides broadband via Starlink and phone service that automatically switches among Verizon, AT&T...

By Sebastian Barros Newsletter
Are We Overproducing AI Tokens?
BlogApr 9, 2026

Are We Overproducing AI Tokens?

The blog warns that AI‑related token supply may outpace demand, echoing historic over‑build cycles in rail, electricity and telecom. Massive capital is flowing into gigawatt‑scale data centers and token ecosystems, driving inference costs down and compressing token prices. Telcos stand...

By Sebastian Barros Newsletter
AI on Edge: Are You Believer?
BlogApr 8, 2026

AI on Edge: Are You Believer?

The telecom sector, long chasing the elusive promise of the edge, is now confronting a shift as real‑time Physical AI and stateful AI agents demand ultra‑low latency. Hyperscalers such as AWS, Google Cloud, and Microsoft Azure have dominated centralized cloud...

By Sebastian Barros Newsletter
The G Model Is Obsolete
BlogApr 5, 2026

The G Model Is Obsolete

Telecom executives are questioning the relevance of the traditional “G” model that ties network evolution to ten‑year generational cycles. In a recent interview, AT&T CTO Yigal Elbaz urged the industry to decouple these cycles from innovation, emphasizing continuous, software‑driven progress....

By Sebastian Barros Newsletter
How to Prepare for the Telecom Drought?
BlogApr 4, 2026

How to Prepare for the Telecom Drought?

The telecom industry is entering a post‑5G capital‑expenditure drought, a predictable 5‑to‑7‑year slump that follows the massive $1 trillion spend on network build‑out. Capex is expected to compress by up to 40% as vendors slash headcount and protect margins while awaiting...

By Sebastian Barros Newsletter
The RAN Semiconductor War: Ericsson vs Intel vs NVIDIA vs The Rest
BlogApr 3, 2026

The RAN Semiconductor War: Ericsson vs Intel vs NVIDIA vs The Rest

The radio access network (RAN) market, worth roughly $35 billion, underpins a $1.3 trillion telecom ecosystem. A shift from traditional silicon to AI‑enabled chips is turning base stations into micro‑AI factories, influencing power consumption and national network strategy. NVIDIA, Intel, and incumbent...

By Sebastian Barros Newsletter
SpaceX IPO at $1.75 Trillion... Can It Be Justified?
BlogApr 2, 2026

SpaceX IPO at $1.75 Trillion... Can It Be Justified?

SpaceX is reportedly preparing an initial public offering that would value the company at roughly $1.75 trillion, dwarfing any previous aerospace listing. The filing, disclosed by Reuters, suggests the rocket maker aims to raise billions to accelerate Starship development and its...

By Sebastian Barros Newsletter
AT&T One Step Closer to Ambient Connectivity
BlogApr 1, 2026

AT&T One Step Closer to Ambient Connectivity

AT&T introduced a new consumer plan that bundles 5G mobile, fixed‑wireless access, Wi‑Fi, and satellite services into a single subscription, branding it as “ambient connectivity.” The offering automatically switches devices between networks to keep laptops, phones, TVs and emerging IoT...

By Sebastian Barros Newsletter
Anyway, What Does AI-RAN Even Mean?
BlogMar 31, 2026

Anyway, What Does AI-RAN Even Mean?

AI‑RAN is currently a marketing‑driven label rather than a defined technical standard, despite telecom’s decades‑long use of AI in radio networks. Vendors offer divergent interpretations, making it hard for operators to model total cost of ownership or plan capital expenditures....

By Sebastian Barros Newsletter
Musk: “AI in Space Will Be Cheaper Than on Earth”… Umm…
BlogMar 30, 2026

Musk: “AI in Space Will Be Cheaper Than on Earth”… Umm…

Elon Musk recently suggested that running AI inference in orbit could eventually be cheaper than on Earth, proposing a 1‑gigawatt solar‑powered data center launched by Starship and built around a new semiconductor architecture. The claim hinges on the idea that...

By Sebastian Barros Newsletter
Starlink Is Taking Revenues Telcos Couldn’t Capture
BlogMar 29, 2026

Starlink Is Taking Revenues Telcos Couldn’t Capture

Starlink has surpassed 10 million active subscribers, adding roughly 19,600 new customers each day since reaching the 9 million mark. The service is rapidly expanding beyond its traditional niche of rural, aviation, and maritime broadband. By contrast, traditional telcos face prohibitive costs—$3,000...

By Sebastian Barros Newsletter
Mr. CEO, How Many AI Tokens Come with This Job?
BlogMar 19, 2026

Mr. CEO, How Many AI Tokens Come with This Job?

Jensen Huang warned that the once‑exceptional “10x employee” has become a baseline, with major tech firms now generating roughly half of their code through AI. Engineers are no longer just coders; they orchestrate multiple models and autonomous agents daily. The...

By Sebastian Barros Newsletter
Comcast & NVIDIA’s Killer AI Cocktail: Edge, SLMs, and 15ms Latency
BlogMar 18, 2026

Comcast & NVIDIA’s Killer AI Cocktail: Edge, SLMs, and 15ms Latency

Comcast and NVIDIA announced a joint deployment that places GPU accelerators at the network edge to run stateful small language models (SLMs) within 15 ms of the user. By processing tokens locally, the solution eliminates the round‑trip latency inherent in centralized...

By Sebastian Barros Newsletter
Telcos Are the Best Channel to Democratize AI
BlogMar 17, 2026

Telcos Are the Best Channel to Democratize AI

The blog argues that while only a fraction of humanity currently interacts with frontier AI, the real bottleneck is distribution, not model size. It posits that the economic unit of AI has shifted to the inference token, which will be...

By Sebastian Barros Newsletter