I'm not sure why that should necessarily be the case. E.g. if a vendor sells a legitimate good and accepts bitcoin as an alternative mode of payment to fiat, an

I'm not sure why that should necessarily be the case. E.g. if a vendor sells a legitimate good and accepts bitcoin as an alternative mode of payment to fiat, and the buyer acquired those coins in a legitimate manner, in what way is that perpetuating a scam? Isn't that the original purpose outlined in the whitepaper?