…One of the most common criticisms of bitcoin is pervasive wash trading (a form of fake volume) and poor surveillance across exchanges. The U.S. Commodity Futures Trading Commission defines wash trading as “entering into, or purporting to enter into, transactions to give the appearance that purchases and sales have been made, without incurring market risk or changing the trader’s market position.” The reason why some traders engage in wash trading is to inflate the trading volume of an asset to give the appearance of rising popularity. In some cases trading bots execute these wash trades in tokens, increasing volume, while at the same time insiders reinforce the activity with bullish remarks, driving up the price in what is effectively a pump and dump scheme. Wash trading also benefits exchanges because it allows them to appear to have more volume than they actually do, potentially encouraging more legitimate trading….
More here – Forbes
PS: Who would have guessed?
Apparently, a similar issue affects NFTs – for those stupid enough to pay the price of a house for a jpeg of an ape.