
If you are a real freak, you must hangouts/facebook/whatever-that-support-XMPP-protocol chat from terminal:

How to
1) Install profanity and run profanity from your terminal:
$ profanity
2) Setup the account that you want to chat, for example, if you can chat with hangouts (Google):
/account add google
/account set google jid [email protected]
/account set google server talk.google.com
/account set google port 5432
more information here.
3) Login your account:

/connect google
[enter the password]
- And finally know the typical command to interative with the chat:
/who <status> # (you can autocomplete with tab)
/msg <name> # (you can autocomplete with tab)
/win <number> # change the window (also use F1-F5)
BONUS

change the theme:
/theme list
/theme set <name>
Feel like a little Nick!