Sérgio Freitas (@sasfreitas) 's Twitter Profile
Sérgio Freitas

@sasfreitas

Observer of the world, guardian of systems, father of things. Opinions are unknown.

ID: 20437555

calendar_today09-02-2009 14:19:37

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Jonathan Davidson (@jonathandavidsn) 's Twitter Profile Photo

Today Cisco announced that our Microsoft collaboration — a real-time field trial spanning 6,234 kilometers from Boston, Massachusetts to Bordeaux, France — successfully transmitted 800Gbps on the Amitié transatlantic communications cable. newsroom.cisco.com/c/r/newsroom/e…

Cisco ThousandEyes (@thousandeyes) 's Twitter Profile Photo

On March 5 at ~15:00 UTC (7AM PST), Meta services, including Facebook, Instagram, experienced a disruption preventing users from accessing those apps. ThousandEyes can confirm that Meta’s web servers remain reachable, with network paths clear and web servers responding to users.

On March 5 at ~15:00 UTC (7AM PST), Meta services, including Facebook, Instagram, experienced a disruption preventing users from accessing those apps. ThousandEyes can confirm that Meta’s web servers remain reachable, with network paths clear and web servers responding to users.
Cisco ThousandEyes (@thousandeyes) 's Twitter Profile Photo

On March 14, large-scale undersea fiber cuts along the African West Coast disrupted connectivity to numerous services, such as Microsoft Outlook and others. ThousandEyes observed connectivity issues, including traffic loss and increased latency.

On March 14, large-scale undersea fiber cuts along the African West Coast disrupted connectivity to numerous services, such as Microsoft Outlook and others. ThousandEyes observed connectivity issues, including traffic loss and increased latency.
J On The Beach (@jotbconf) 's Twitter Profile Photo

Learn about Opentelemetry and real time observability at #JOTB24 with Antonio Jiménez, Sr. Software Engineer at ThousandEyes. OpenTelemetry is an open-source project that enables the instrumentation, generation, collection, and exportation of observability data. During his

Learn about Opentelemetry and real time observability at #JOTB24 with Antonio Jiménez, Sr. Software Engineer at ThousandEyes. 

OpenTelemetry is an open-source project that enables the instrumentation, generation, collection, and exportation of observability data. During his
Cisco ThousandEyes (@thousandeyes) 's Twitter Profile Photo

At ~8:50 UTC, Microsoft Azure customers began reporting issues with Azure services in the U.K. regions. ThousandEyes observed intermittent outage conditions in Microsoft’s U.K. network that resulted in service disruptions for users attempting to reach some Azure services.

At ~8:50 UTC, Microsoft Azure customers began reporting issues with Azure services in the U.K. regions. ThousandEyes observed intermittent outage conditions in Microsoft’s U.K. network that resulted in service disruptions for users attempting to reach some Azure services.
Curiosity (@mastronomers) 's Twitter Profile Photo

Footage shows the first-ever collision of a comet with a planet witnessed by humans. The power of the collision exceeded 750 times all the nuclear weapons accumulated on Earth at the time (July 1994). The impact area was several times greater than the diameter of the Earth.

Don Pettit (@astro_pettit) 's Twitter Profile Photo

This was so fascinating. I had a teflon knitting needle on @ISS and charged it by rubbing with my Russian fur boots. Then I directed water droplets from a syringe towards the charged knitting needle and this is the resulting dynamics. The droplets, due to charge forces, go

Alessandro Palombo (@thealepalombo) 's Twitter Profile Photo

Lisbon Is Secretly Becoming Europe’s Silicon Valley—And This Is Just the Beginning. I moved here two years ago to launch the Bitcoin Ecosystem Golden Visa Fund. Since then, I’ve seen something wild: Lisbon has MORE BUILDERS per capita than Berlin or London. More energy. More

Massimo (@rainmaker1973) 's Twitter Profile Photo

The most enigmatic structure in cell biology: the Vault. Often missing from science text books due to the mysterious nature of their existence, it has been 40 years since the discovery of these giant, half-empty structures, produced within nearly every cell, of every animals, on

Konstantinos Karagiannis (@konstanthacker) 's Twitter Profile Photo

1. Topological quantum computing is here! This thread explains how Microsoft’s Majorana 1 works and what it will mean for a fault tolerant future. I was invited to Azure Quantum Labs and got to hold this amazing new chip!

1. Topological quantum computing is here! This thread explains how Microsoft’s Majorana 1 works and what it will mean for a fault tolerant future. I was invited to Azure Quantum Labs and got to hold this amazing new chip!
Cisco ThousandEyes (@thousandeyes) 's Twitter Profile Photo

On March 10, social media platform X experienced a series of five different disruptions of varying duration, rendering the service inaccessible to some users worldwide. The issues were first observed around 9:45 UTC and appeared to be resolved for most users by 18:15 UTC. During

On March 10, social media platform X experienced a series of five different disruptions of varying duration, rendering the service inaccessible to some users worldwide. The issues were first observed around 9:45 UTC and appeared to be resolved for most users by 18:15 UTC. During
Cisco ThousandEyes (@thousandeyes) 's Twitter Profile Photo

On July 14, at approximately 21:53 UTC, ThousandEyes detected routing instability affecting Cloudflare’s public DNS resolver 1.1.1.1. The issue occurred when TATA Communications (AS4755) announced the IP address block (1.1.1.0/24) that belongs to Cloudflare, resulting in a hijack

On July 14, at approximately 21:53 UTC, ThousandEyes detected routing instability affecting Cloudflare’s public DNS resolver 1.1.1.1. The issue occurred when TATA Communications (AS4755) announced the IP address block (1.1.1.0/24) that belongs to Cloudflare, resulting in a hijack
Cisco Partners (@ciscopartners) 's Twitter Profile Photo

🏁 When every millisecond counts and competitiveness is extreme, you need to watch it all. McLaren Mastercard Formula 1 Team 🧡 makes it possible thanks to Cisco ThousandEyes. Feel the speed. Watch the full video: cs.co/6019fkbNH

Steve Krouse (@stevekrouse) 's Twitter Profile Photo

MCP is mostly nonsense, but there are good effects: 1. Tricks management to green-light engineering efforts on APIs and OAuth DCR (Dynamic Client Registration) 2. Tricks LLM clients to integrate with everyone, ie an open-ecosystem, not walled gardens 3. (Just discovered this

Nature is Amazing ☘️ (@amazlngnature) 's Twitter Profile Photo

Voyager 1 Is About to Reach One Light-day from Earth After nearly 50 years in space, NASA’s Voyager 1 is about to hit a historic milestone. By November 15, 2026, it will be 16.1 billion miles (25.9 billion km) away, meaning a radio signal will take a full 24 hours, a full

Voyager 1 Is About to Reach One Light-day from Earth

After nearly 50 years in space, NASA’s Voyager 1 is about to hit a historic milestone. By November 15, 2026, it will be 16.1 billion miles (25.9 billion km) away, meaning a radio signal will take a full 24 hours, a full
Jaana Dogan ヤナ ドガン (@rakyll) 's Twitter Profile Photo

Generative coding progression is impressive: 2022: Generating next few tokens, completing lines. 2023: Generating next few sections. 2024: Generating and editing across few files, building single file apps. 2025: Building and refactoring whole repos.