README update install and run instructions

README.md

@@ -2,8 +2,9 @@
 
 Speedily search and sort many syslog files by datetime.
 
-_Super Speedy Syslog Searcher_ (s4) can search within compressed syslog files
-(`.gz`, `.xz`) and syslog archives (`.tar`, `.zip`).
+_Super Speedy Syslog Searcher_ (s4) is a command-line tool to search
+and sort syslog files within compressed files (`.gz`, `.xz`) and
+archives (`.tar`, `.zip`).
 The first goal of s4 is speedy searching and printing.
 
 [![Build status](https://github.com/jtmoon79/super-speedy-syslog-searcher/actions/workflows/rust.yml/badge.svg)](https://github.com/jtmoon79/super-speedy-syslog-searcher/actions?query=workflow%3Arust)
@@ -16,8 +17,8 @@ The first goal of s4 is speedy searching and printing.
 <!-- TOC generated by Markdown All In One -->
 
 - [Use](#use)
-  - [Install](#install)
-  - [Run](#run)
+  - [Install `super_speedy_syslog_searcher`](#install-super_speedy_syslog_searcher)
+  - [Run `s4`](#run-s4)
   - [`--help`](#--help)
 - [About](#about)
   - [Features](#features)
@@ -29,13 +30,13 @@ The first goal of s4 is speedy searching and printing.
 
 ## Use
 
-### Install
+### Install `super_speedy_syslog_searcher`
 
 ```text
-cargo install s4
+cargo install super_speedy_syslog_searcher
 ```
 
-### Run
+### Run `s4`
 
 For example, print all the messages under `/var/log/`.