What is the NKN about?

Could you please elaborate on the NKN? What is its core purpose and how does it operate within the cryptocurrency and decentralized networking landscape? I'm curious to understand the technology behind it, its potential applications, and how it aims to revolutionize the way we connect and share data. Also, could you discuss any partnerships or initiatives NKN has undertaken to further its goals and expand its reach? I'd like to get a comprehensive overview of NKN and its potential impact on the industry.