“The largest crypto farm in Ukraine” was discovered last week in a warehouse adjacent to facilities of Vinnytsiaoblenergo,

a regional electricity provider, reports Ukraine’s State Security Service, or SBU. The service released photos of the warehouse, with 3,800 PlayStation 4 consoles stacked from floor to ceiling. The SBU estimated that the operation to mine cryptocurrencies was stealing about $200,000 worth of electricity every month, enough to power one quarter of Vinnytsia, a city of almost 400,000 people.