What they /probably/ mean is that VISA set a higher charge level for cryptocurrency exchanges than for other vendors. Since the charges imposed by VISA are int

What they /probably/ mean is that VISA set a higher charge level for cryptocurrency exchanges than for other vendors. Since the charges imposed by VISA are intimately related to the level of fraud they expect to see from a given vendor & the cryptocurrency space is stuffed to the brim with fraudsters and con artists this ought to be entirely unsurprising. No cryptic (hah!) conspiracy theory required.