Paradigm-backed Ethereum layer-2 Blast said Friday it will wind down because operating costs exceed revenue and it sees no credible path to sustainability. Users have until Oct. 26 to withdraw through the normal interface; withdrawals pause for about a week while Blast exits Lido, then resume with a 24-hour delay. Total value locked is a little over $32 million, down from more than $2 billion ahead of the February 2024 mainnet, and BLAST fell...