Layer-3 blockchains are the next evolution in blockchain technology, enhancing scalability, interoperability, and advanced functionality for decentralized applications. They offer significant advantages for businesses, including reduced costs, enhanced innovation, and specialized use cases in industries like gaming, supply chain management, and decentralized finance. By partnering with development experts like Hivelance, businesses can leverage layer-3 solutions to unlock growth opportunities and streamline operations in the digital economy.