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Very interesting! Even though (as you've already stated) the whole exercise is kind of futile and pointless, it is rather interesting.

It got me thinking of some other tricks you could do to annoy the person attempting to "steal" the image.

Do you think sub-dividing the image into many small adjacent tiles could be an interesting way of defeating right-click > save as? Perhaps to make it even more difficult, you could randomize the elements and/or IDs, so it would be difficult to write a script that collected and reassembled the tiles. Of course, if you did this server-side to prevent the original complete image from being sent to the client, you'd have terrible load times.

I also wonder if it's possible to detect and respond to the common key combinations used to take screenshots. In that case, you could frustrate the would-be copier (of course, until they disabled scripts).

Ultimately, nothing can be done. No matter how clever your defense, someone could always load up the site in a VM and take the screenshot with a host machine. But it's a cool exercise nonetheless, thanks for sharing!



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