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Field Notes

Practical IT, AI and cybersecurity notes for business leaders in Pennsylvania and Delaware.

Choosing the Platform: The Decision That Outlives Every Automation

Choosing the Platform: The Decision That Outlives Every Automation

Brian McCarthy October 27, 2026

You’ve got your ranked list of what to automate. Before building anything, one decision deserves real diligence, because it outlives every automation you’ll ever build: what platform does it all run on? This is the least glamorous choice in the…

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Choosing the Platform: The Decision That Outlives Every Automation

Choosing the Platform: The Decision That Outlives Every Automation

Brian McCarthy October 27, 2026

You’ve got your ranked list of what to automate. Before building anything, one decision deserves real diligence, because it outlives every automation you’ll ever build: what platform does it all…

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The Hotkey: November 2026

The Hotkey: November 2026

Brian McCarthy October 26, 2026

November can make an already busy office feel even busier. This month, we’re looking at small moves that help: rearranging a Word draft, questioning an unusual request, and choosing a…

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CISA’s PHP Alert: What Business Owners Should Ask IT to Check

CISA’s PHP Alert: What Business Owners Should Ask IT to Check

Brian McCarthy October 22, 2026

If your business relies on software using PHP, CISA’s October 21, 2026 alert calls for a decision now: update affected systems or take them offline until they can be fixed.…

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Which Automation Should You Build First? The Answer Is Math, Not Hype.

Which Automation Should You Build First? The Answer Is Math, Not Hype.

Brian McCarthy October 20, 2026

You’ve seen the economics, the plumbing, and the roadmap. Now the first real act of the journey: figuring out which problems in your business are worth automating, and in what…

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Body Charge Lab: a 3D lab for Taekwondo, yoga and more, built in days, not years

Body Charge Lab: a 3D lab for Taekwondo, yoga and more, built in days, not years

Brian McCarthy October 17, 2026

Body Charge Lab is a 3D figure that plays Taekwon-Do forms, yoga poses and cheer tumbling and shows the power moving from the ground to the strike. Now at v1.25…

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Real CAPTCHAs Don’t Ask You to Open PowerShell

Real CAPTCHAs Don’t Ask You to Open PowerShell

Brian McCarthy October 14, 2026

A real CAPTCHA never asks you to open PowerShell. How the ClickFix scam works, the red flags, and what to do if you already ran the command.

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You Can’t Protect What You Can’t See

You Can’t Protect What You Can’t See

Brian McCarthy October 14, 2026

I had a conversation recently with a client that I keep thinking about. Good business, smart people, and an IT setup that looks fine from the front door. They’ve got…

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Ten AI Tasks Worth Trying This Week

Ten AI Tasks Worth Trying This Week

Brian McCarthy October 14, 2026

You don't need an AI strategy to start getting value. Here are ten small tasks any team can try in Copilot or Claude, and one rule to follow first.

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Antivirus Isn’t Enough Anymore. Here’s What EDR Actually Changes.

Antivirus Isn’t Enough Anymore. Here’s What EDR Actually Changes.

Brian McCarthy October 14, 2026

Antivirus looks for files it already knows are bad. EDR watches what's happening on the machine. Here's the difference, what EDR still won't do, and what to check before you…

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Call Your IT Partner Before You Sign the Lease

Call Your IT Partner Before You Sign the Lease

Brian McCarthy October 14, 2026

Most office move problems are decided months before moving day, when walls are open and orders still have time to arrive. Here's what to settle early.

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