As a keen observer of the cryptocurrency market, I'm curious to know if there's a way to cash out Helium Network Tokens (HNT). With the increasing popularity of decentralized networks and IoT devices, HNT has garnered significant attention. However, I'm not entirely clear on the process of liquidating these tokens. Is it possible to exchange HNT for fiat currency, such as USD or EUR? If so, what are the preferred methods or platforms for doing so? Additionally, are there any fees or limitations associated with cashing out HNT? Understanding the process and any associated costs would help me make informed decisions regarding my investments.