Why people is buying gold?

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I have not an answer for that question, but when you look at the history and see things with perspective of time you can understand some reasons to do it. I build a map with my understanding of the scenario we have lived during last 250 years. We have had different monetary systems, where gold … Read more

Fed’s “skinny” Master Account

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Today, in the Payments Innovation Conference this morning done in the Federal Reserve (from now on “Fed”) something relevant has been announced. WASHINGTON, Oct 21 (Reuters) – The U.S. Federal Reserve is studying the creation of a new account that would provide access to Fed payment services for firms that currently rely on third parties … Read more

Tesla Insurance

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Coming from the idea that “Your new car is not 100% yours“ Tesla offers insurance based on telemetry data, enabling them to make discounts based on miles, driving patterns and other data extracted from the vehicle. Where? Some data they log Update 24/October/2025 I was wrong, Lemonade (Insurance company), is using the API to track … Read more

Who is leading the race of logical Qubits

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A list for having a snapshot of the race for building Quantum computers with more Qubits. Company Country Qubit Technology / Capability Latest Publicly Announced Physical Qubit Count IBM USA Superconducting Transmon Qubits (Gate-based) 1121 Qubits (Condor Processor – Dec 2023) Google Quantum AI USA Superconducting Transmon Qubits (Gate-based) 105 Qubits (Willow Chip – Late … Read more

Quantum Computing capabilities from China

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I have been reading and trying to map the capabilities China is working on Quantum Computing. I have used the same map of capabilities I have build but now highlighting the Chinese companies (prívate or state-owned) to understand what are the main players in this landscape. A table with more details Capability US Companies Chinese … Read more

Micius Quantum Satellite

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The Micius satellite, formally known as the Quantum Experiments at Space Scale (QUESS) satellite, is the world’s first quantum communications satellite that has established a global quantum communication network. What are the core capabilities and experimental achievements of Micius? More things to be followed up.

Bitcoin Treasuries

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A Bitcoin treasury company is a firm that holds a significant portion of its corporate reserves or balance sheet assets in Bitcoin. More specifically, the term often refers to publicly traded companies that: Who are the main clients of these companies? Institutional Investors, specially Funds and Asset Managers, why? Many large institutions, such as retirement … Read more

Technical Challenges in Quantum Computing

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A list of main challenges on Quantum computing for understanding better the landscape. Core Technical Challenges in Qubit Hardware Platforms Challenge Brief Description Qubit Coherence Time Quantum states lose coherence rapidly due to interactions with the environment (decoherence). Extending coherence times is critical for reliable computation. Gate Fidelity Physical quantum gates often produce errors due … Read more