StarkWare Ltd. has announced plans to scale Bitcoin using OP_CAT, a Satoshi-era script, in a significant move to enhance Bitcoin's scalability. The company, known for its StarkNet rollup, aims to leverage ZK-STARK technology to make Bitcoin more accessible. StarkWare has launched a $1 million fund to support the development of OP_CAT and plans to be the first Layer 2 (L2) solution to settle on both Ethereum and Bitcoin. The initiative has garnered attention from various stakeholders in the cryptocurrency community, who see it as a major step forward for Bitcoin's scalability and security. The project is part of a broader effort to integrate Bitcoin with advanced cryptographic techniques, enhancing its data availability and security capabilities. This announcement was part of the 'Bitcoin & Beyond' series, with the first episode featuring a discussion on the technical development of their rollup.