Yes, we think Wicked Cool Shell Scripts is worth it. Wicked Cool Shell Scripts by Dave Taylor and Brandon Perry contains a collection of customizable shell scripts to solve common problems. You can also use them to personalize your computer environment. You'll start by taking a shell script crash course where you'll learn about things like running commands, configuring your login script and running shell scripts. Then you'll move onto the meat of the book. Here's where you'll learn about things like code libraries, improving user commands and creating utilities. You'll also learn some system administration fundamentals like system maintenance and managing users. In addition, you'll gain insight into navigating web administration tasks. There are even scripts related to working with the cloud. Finally, you'll work on shell script games like Hangman and a States' Capitals quiz. Throughout Wicked Cool Shell Scripts, you'll work on a total of 104 shell scripts. Some are serious, some are just plain fun.