An Improved Echo

Here's an improvement on the standard echo utility:

#!/bin/bash

WORD="${1:-echo}"
WORD="${WORD,,}"
echo "${WORD^^}   ${WORD^}    ${WORD}     ${WORD: -3}      ${WORD: -1}"

Example usage:

$ ./echo.sh
ECHO   Echo    echo     cho      o

$ ./echo.sh "this is a test"
THIS IS A TEST   This is a test    this is a test     est      t