<p><img src="https://images.cointelegraph.com/images/840_aHR0cHM6Ly9zMy5jb2ludGVsZWdyYXBoLmNvbS91cGxvYWRzLzIwMjMtMDMvZGFlOTQ2ZTctZmM2ZC00ZmRhLTkyZjMtMTM2N2ZkMmM2ZDljLmpwZw==.jpg"></p><p>Zero-knowledge proofs have powered the development of Ethereum layer 2s, and now they’re coming to Bitcoin.</p>