[Bitcoin developer Alpen Labs launches ZK Rollup "Strata"] Golden Finance reported that Alpen Labs, a developer focused on Bitcoin, launched "Strata". According to the team: "Strata is launched by Alpen after two years of research and development. In the first stage, Strata will become a ZK rollup on Bitcoin with a minimally trusted BitVM bridge. In the long run, Strata will become a settlement layer for ZK proofs directly on Bitcoin. In April, Alpen received $10.6 million in financing.