Update README.md

Updated Hideout description.

Author: techmindful

README.md

@@ -5,7 +5,7 @@ See [hosting.md](https://github.com/techmindful/hideout/blob/main/hosting.md) fo
 The text below explains what Hideout is about.
 
 # What is Hideout?
-Hideout is a private chat service.
+Hideout gives you a private, persistent chat room. It requires no installation or account creation. Unlike disposable chat, a Hideout room preserves privacy without expiring.
 
 # Why Privacy?
 I always like to use this analogy.