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Harry Guinness

Harry Guinness has been covering AI and security (separately and together) for well over a decade. He's a writer and photographer from Dublin, Ireland whose writing has appeared in the The New York Times, Wired, Popular Science, and Inc. His photos have been published on hundreds of sites—mostly without his permission.

Harry Guinness

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More from Harry

Best apps

The 6 best electronic signature apps to sign documents online in 2026

Everyone dreams of a paperless office. To be fully digital, however, you need the right tools to electronically send, sign, and store important documents like contracts. That's where eSign apps come in.

By Harry Guinness

17 min read

App comparisons

Midjourney vs. ChatGPT (formerly DALL·E): Which image generator is better? [2026]

I've been testing both of these image generators, both professionally and personally, since they were released, and there's a lot to unpack.

By Harry Guinness

10 min read

App tips

What is MCP (Model Context Protocol)?

Model Context Protocol (MCP) is a method of giving AI models the context they need and allowing them to take real action in other apps.

By Harry Guinness

8 min read

App tips

What is Google Gemini?

Gemini is the name Google gave to its current generation family of multimodal AI models, but in typical Google fashion, it also applies to basically everything else that's related to AI.

By Harry Guinness

8 min read


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A Zap with the trigger 'When I get a new lead from Facebook,' and the action 'Notify my team in Slack'