Why should I buy HBAR?

As a seasoned investor in the cryptocurrency and finance realm, I'm always on the lookout for promising assets. So, the question begs: Why should I consider investing in HBAR? What sets it apart from the plethora of other cryptocurrencies out there? Is there a specific use case or technology behind it that gives it an edge? Moreover, what are the potential growth prospects for HBAR in the long run? I'm interested in understanding the fundamentals, the market sentiment, and the potential risks involved in making such a decision. Clarifying these points would help me make an informed decision about whether or not to add HBAR to my investment portfolio.