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  1. or download this
    > perl -wle 'print (getpwnam(traveler))[2,3];'

...
Unquoted string "traveler" may clash with future reserved word at -e l
+ine 1.
syntax error at -e line 1, near ")["
Execution of -e aborted due to compilation errors.
  2. or download this
    > perl -e 'print( (getpwnam(traveler))[2,3] );'

Unquoted string "traveler" may clash with future reserved word at -e l
+ine 1.
The getpwnam function is unimplemented at -e line 1.