Bash's implementation[1] isn't especially fast. It gets its speed by not having to fork, which is expensive on systems with dynamic linking. [1] http://git.sav

Bash's implementation[1] isn't especially fast. It gets its speed by not having to fork, which is expensive on systems with dynamic linking. [1] http://git.savannah.gnu.org/cgit/bash.git/plain/builtins/echo.def http://git.savannah.gnu.org/cgit/bash.git/plain/builtins/ech... http://git.savannah.gnu.org/cgit/bash.git/plain/support/recho.c http://git.savannah.gnu.org/cgit/bash.git/plain/support/rech... http://git.savannah.gnu.org/cgit/bash.git/plain/support/zecho.c http://git.savannah.gnu.org/cgit/bash.git/plain/support/zech...