A diet of bread, water and peanut butter. A laptop with no internet connection. And intermittent access to millions of pages of digital evidence.
Sam Bankman-Fried, the 31-year-old cryptocurrency mogul, has spent nearly a month at the Metropolitan Detention Center in Brooklyn since a federal judge revoked his bail last month. As Mr. Bankman-Fried prepares for a fraud trial on Oct. 2 over the collapse of his crypto exchange, FTX, his lawyers…