-The main usage of selector is as an efficient search in the shell
-command history. With the correct option, it will inject the selected
-line into the virtual tty input buffer, hence allowing the user to
+\fBselector\fP is a command line utility for dynamic string
+selection. It reads the content of the specified files, and as the
+user types a list of strings separated by ";" (or a regexp), the
+display is updated in real time to show only the lines containing all
+the said strings (or matching the regexp).
+
+This command was mainly designed as a way to search in the shell
+history, for which it is substantially more efficient than the
+standard readline ^R binding. With the -v option, it injects the
+selected line into the tty input buffer, hence allowing the user to