>> Can I use Perl instead of bash/as my command line ? No. Perl is not a command line shell just as Python and Ruby are not. >> Should I start learning Perl?

>> Can I use Perl instead of bash/as my command line ? No. Perl is not a command line shell just as Python and Ruby are not. >> Should I start learning Perl? If you are doing workloads with the command line tools you list above (find, grep, sed and awk), yes. If you are familiar with bash, sed, and awk you will find Perl familiar-looking and very handy.