X-Git-Url: https://sipb.mit.edu/gitweb.cgi/wiki.git/blobdiff_plain/205750e85ded8d754e66e2b9df2543beb625f3fd..1986b7ff54a863cb3bb93ff4d4a24d0213b1add4:/doc/UsingScreen

diff --git a/doc/UsingScreen b/doc/UsingScreen
index 0a448ca..eb0f875 100644
--- a/doc/UsingScreen
+++ b/doc/UsingScreen
@@ -25,8 +25,21 @@ The {{{-dr}}} means "find my screen session, detach it from wherever it's attach
 
 Once you're comfortable with this, hit "C-a C-c".  This creates what screen calls a new "window"; it should give you a new shell prompt,
 and you can do stuff at it.  If you want to switch back to the old "window", hit "C-a C-a".   You can create as many "windows" as you want;  you can
-switch to the first 10 of them with "C-a 0" through "C-a 9" and see a list of what's open with "C-a w".
+switch to the first 10 of them with "C-a 0" through "C-a 9" and see a list of what's open with "C-a w".  ("C-a C-a" actually means "switch to the previously
+used window".)
 
 A useful shorthand: {{{screen -dR}}} is like {{{screen -dr}}} except it adds a "if I don't already have a session, create one" step.
 
-You can uses {{{screen -x}}} to attach a screen session 
+You can use {{{screen -x}}} to attach a screen session that's already attached somewhere without detaching it first.  This can
+have side effects if the other place is already attached or is in a window that is a different size than your current one.
+It's useful when you want to share context between different screens, or even different people, but doing it when you're not
+sure where else your screen might be attached has privacy implications.
+
+== For More Information ==
+
+{{{screen}}} can do lots of stuff.   If you have a while to burn, run {{{man screen}}} at the shell prompt.   It may be helpful to do this inside of screen
+so you can put it down and come back to it later.
+
+=== TODO ===
+
+clean up, explain the "C-a C-a" notation.
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