# C-x would be hard to rebind because emacs.
"\C-q": exchange-point-and-mark
+# default not bound
"\C-w": kill-region
-"\C-e": yank-last-arg
+# default M-S-3
"\C-a": insert-comment
-"\C-s": yank-nth-arg
+
+# default is C-M-y
+"\e,": yank-nth-arg
"\C-f": menu-complete
"\C-b": menu-complete-backward