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- FTX founder Sam Bankman-Fried had his bail revoked on Friday over alleged witness-tampering.
- Bankman-Fried was previously released on $250 million bond in December.
- The onetime crypto whiz will now spend the time before his October trial in jail in New York.
Sam Bankman-Fried was sent to jail Friday after a federal judge revoked his bail — convinced that he had repeatedly tried to influence witnesses against him.