add photo: TVI 920C

README.md

@@ -26,6 +26,10 @@ retr0chat is the lightweight, no-dependencies, runs-anywhere solution for when l
 
 * the german federal office for information security [does not approve](https://ocv.me/stuff/r0c-bsi.png)
 
+## compatibility
+
+* [1980: TVI 920C](https://a.ocv.me/pub/g/nerd-stuff/r0c-tvi-920c.jpg)
+
 ## features
 
 irc-like:

r0c/user.py

@@ -809,9 +809,9 @@ class User(object):
                     inf,
                     u"""[invalid arguments]
   usage:     /ss  lines_scrolled_per_pgup_pgdn
-  example:   /sh  0     (entire screen)
-  example:   /sh  10    (10 lines)
-  example:   /sh  50%   (half the screen)
+  example:   /ss  0     (entire screen)
+  example:   /ss  10    (10 lines)
+  example:   /ss  50%   (half the screen)
 """,
                 )
             return