Bash scripting is one of those domains that people just randomly enter without a full walk through the documentation. It's one of those things that almost every

Bash scripting is one of those domains that people just randomly enter without a full walk through the documentation. It's one of those things that almost everybody learns by copy and paste. Given that, I think it's nice to be a bit more explicit, as it means the person who reads your script to copy and paste a bit out of it is more likely to learn something new in the process. Not that the copy and paste approach to learning a language is good, but that's how these things typically go in practice.