Douglas Karr's Articles on Martech Zone
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Best Video Personalization Tools and Software
Video has become one of the most effective ways for brands to communicate with customers, employees, and prospects. At the same time, audiences increasingly expect content that feels relevant to them. A generic video may still attract attention, but personalized…
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What’s My IP Address
If you ever need to know your IP address as viewed from an online source, here you go! I've updated the app's logic to attempt to find the user's true IPv4 and IPv6 addresses (if enabled). The challenges are found…
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Demystifying ‘Loop Engineering’: The Marketer’s Guide to Self-Optimizing AI Prompts
If you have been in the technology world for more than a minute, the current industry fixation on Loop Engineering probably triggers a profound sense of déjà vu. For anyone who cut their teeth writing lines of FOR...NEXT or WHILE…
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The Technologies Behind Global Data Collection
Every day, the world produces roughly 2.5 quintillion bytes of data, and a surprising amount of it sits locked behind borders. Pricing on Amazon.de reads differently from Amazon.com. Streaming catalogs shrink or expand by country, and search results shift depending…
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Moving Beyond Vibe Coding: The Architecture Playbook for Scalable, Secure, and Rapid Growth
The rise of AI has birthed the era of the vibe coder, individuals who can prompt a functional prototype into existence without necessarily understanding the underlying plumbing. While this is incredible for rapid prototyping, a massive chasm exists between an application that works…
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Why Startups Are Replacing Hiring Plans With AI and Outsourcing
For a long time, the startup playbook was almost religiously simple. You raised money, hired a team, built a product, launched it, and then tried to prove the market wanted what you had spent months creating. It sounded logical. It…










