What is the use of AirSwap?

Could you elaborate on the specific utility and value proposition of AirSwap in the cryptocurrency and finance landscape? As a professional in this field, I'm curious to understand how AirSwap differs from other decentralized exchange platforms and what unique features or advantages it offers to traders and investors. I'm particularly interested in its peer-to-peer trading capabilities, security measures, and how it aims to improve the overall trading experience. Could you provide a concise yet comprehensive overview of its key functionalities and how it addresses existing challenges in the industry?