We have years. They're passing whether we like it or not. In the meantime you can choose whichever implementation of the Unix tools that you want. In the future

We have years. They're passing whether we like it or not. In the meantime you can choose whichever implementation of the Unix tools that you want. In the future there may be more options that fit the bill, developed in a safe language without the kinds of buffer overflows and things that exist in C tools today.