OS X (Apple)

#!/bin/bash
# Usage: Baby_Play [sppech<Yy>] [word<Yy>]<CR>
# Examples:
# Baby_Play<CR>
# Baby_Play Y y<CR>
#
# For OSX Sierra and above.
# Place default terminal in upper left hand corner.
# Auto expand to maximum size with dock and top bar showing.
printf "%b" "\x1B[8;48;179t"
# Write into terminal header...
printf "%b" "\x1B]0;Baby_Play, press the Delete or Esc, (and Enter), keys to QUIT.\x07"
clear
echo ""
echo "Usage: Baby_Play [speech<Yy>] [word<Yy>]<CR>"
echo ""
echo 'Press the Delete or Esc, (and Enter), keys at any time to QUIT Baby_Play...'
printf "\nPress ENTER/RETURN to continue:- "
read -r -n 1 char
clear
char="Baby_Play_Original_(C)2017,_B.Walker_Licence_CC0."
speech="$1"
word="$2"
colour=$(( ( $RANDOM % 8 ) + 40 ))
x=$(( $RANDOM % 174 ))
y=$(( $RANDOM % 43 ))
escape=$'\x1B'
backspace=$'\x7F'
# Thanks to Corona688 for the stty section below.
inkey() { char="" ; stty -icanon min 0 time 1 ; char=$( dd count=1 2> /dev/null ) ; }
printf "%b" "\x1B["$(( $y + 2 ))";"$(( $x + 3 ))"f\x1B[0;"$colour"m  \x1B[0m"
while true
do
	printf "%b" "\x1B[1;1f\x1B[0m "
	if [ "$word" = "Y" ] || [ "$word" = "y" ]
	then
		printf "Enter word(s), 40 characters maximum:- "
		read -r -n 40 char
	else
		inkey
	fi
	case $char in
		[''${escape}${backspace}])
			break
		;;
		" "|*[0-9a-zA-Z]*)
			colour=$(( ( $RANDOM % 8 ) + 40 ))
			x=$(( $RANDOM % 174 ))
			y=$(( $RANDOM % 43 ))
			if [ "$speech" = "Y" ] || [ "$speech" = "y" ]
			then
				say -v Daniel "$char"
			fi
			printf "%b" "\x1B["$(( $y + 2 ))";"$(( $x + 3 ))"f\x1B[0;"$colour"m  \x1B[0m"
			printf "%b" "\x1B[1;1f\x1B[0m                                                                                "
		;;
	esac
done
# EXIT comes here.
printf "%b" "\x1B[8;24;80t\x1Bc\x1B[2J\x1B[H\x1B[0m"
printf "%b" "\x1B]0;\x07"
clear
echo "Terminal reset back to original state."
exit 0