A senior executive at a major cryptocurrency market-making firm has issued a stark warning: the aggressive accumulation of digital assets by publicly traded companies could set the stage for the most severe market downturn in crypto history. Andrei Grachev, founder of DWF Labs, cautioned that firms like MicroStrategy and Bitmine, which hold enormous positions in Bitcoin and Ethereum respectively, pose a systemic risk to the market if they are forced to liquidate.