Yup. Same with shells. Sigils on variables are so we don't need to quote every argument/option on every command. And we don't want to quote our strings in the s

Yup. Same with shells. Sigils on variables are so we don't need to quote every argument/option on every command. And we don't want to quote our strings in the shell because different to other programming languages, shells are for interactive use and so string literals are far more frequent than variables.