> Utilities: ls, cp, grep etc. These are unrelated to bash. They are just commandline-tools; you can call them from any shell. > do they have any drawbacks,

> Utilities: ls, cp, grep etc. These are unrelated to bash. They are just commandline-tools; you can call them from any shell. > do they have any drawbacks, They all have their drawbacks, which is why there are constantly new tools, improving that space.