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
Harry's articles
By Harry Guinness
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19 min read
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More from Harry
App tips
What is generative AI?
Generative AI (also called GenAI) is a type of artificial intelligence (AI) that can create new content based on patterns it has learned from the data it was "trained" on.
By Harry Guinness
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12 min read
Best apps
The best Docusign alternatives in 2026
If Docusign isn't the right fit for you, here's a big list of some Docusign alternatives you can use instead.
By Harry Guinness
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13 min read
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
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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
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10 min read
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