In the other posts tagged scam, characters are actively engaging in some sort of deception or fraud. This image doesn't appear to depict any sort of fraudulent activity; it's just a girl ostentatiously displaying her wealth. It doesn't fit with the rest of the tag at all.
I don't deny that crypto in general seems like a very scammy business, but let's not turn scam into a subjective tag like truth or what that gets added every time someone agrees or disagrees with the content of a post.