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Posted by ray__ 1 day ago

Decoy Font(www.mixfont.com)
649 points | 147 commentspage 5
jotato 1 day ago|
Hermes using gpt-5.5

Prompt: What does the message in this image say? Look closely

Response: DAY DREAM. The outline says “PAY BILLS,” but the hidden darker text says “DAY DREAM.”

mapsedge 19 hours ago||
Made my eyes water trying to unfocus enough to see both messages at the smaller size. Pretty neat idea.
ChrisArchitect 1 day ago||
Related from same:

Ghost Font

https://news.ycombinator.com/item?id=48870381

why_at 21 hours ago|
This one seems much more likely to work for its intended purpose. Even if an LLM can be trained to read it, it will probably take much more processing to get the text out of a video compared to an image.
jryan49 22 hours ago||
Squinting is surprisingly effective for me for seeing the hidden text. That's really cool!
MPSimmons 22 hours ago||
Also goes the other way, where you use the decoy to give instructions to the AI...
dmsehuang 13 hours ago||
This is wild! Learn something from it!
hyperhello 1 day ago||
How does it know HAPPY HUMAN translates to SORRY ROBOT? Is there a cycle in there or something?
pavon 1 day ago|
I don't think the font can actually do that - I think it is a hand-crafted example of the idea. The later examples all have random letters for the decoy text.
yrds96 1 day ago||
Which sufficient tooling calls even OCR can read this, but I think this can be improved
gblargg 16 hours ago|
I'm surprised the AI reads the outline version, since I thought most scaled the image down, which is basically a low-pass filter on those single-pixel lines.
cynicalsecurity 6 hours ago||
Good job on creating a firewall for people who have poor vision.
asah 23 hours ago|
waddaya know, it worked (on google Gemini/veo)

https://share.gemini.google/1yNVV19wUn46

justswim 21 hours ago|
It looks like it actually got the wrong letters there, no?
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