Just a few random things that popped into my head.

• You can learn a lot about crypto when using Hive.
• Less censorship than on most centralized social media sites.
• You can have an impact on development of Hive and Hive projects.
• There are so many things on hive. It can be a blog, facebook, twitter, youtube, instagram it has games, and much more. Everyone can find a something interesting.
• It changes all the time, new projects every month - exciting.