What makes Celo unique?

When delving into the world of cryptocurrencies, it's evident that each platform offers its own set of distinguishing features. But what truly sets Celo apart from the rest? Is it the innovative mobile-first approach that aims to make digital assets more accessible to the masses? Or perhaps the unique economic incentives that drive network participation and stability? Could it be the cross-chain interoperability that allows Celo to seamlessly integrate with other blockchains, expanding its use cases and potential? As a seasoned practitioner in the field of cryptocurrency and finance, I'm eager to understand the nuances that truly make Celo stand out in this ever-evolving landscape.