I always thought it was hog cards, and I brought it up when that texture was made too. In game it will be unreadable so it doesn't matter so much.
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That's funny, that no matter how hard I tried to recognize what's written on these cards, I've never realized that its name is "hog cards". Now, when you said that, it's pretty clear to me, and I feel ashamed
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So, if anyone wants to fix this texture - feel free to do so.