Expansions and contractions

for a in $(eval echo "{1..$(($RANDOM%50))}"); do SUB=\ ;for b in $(eval echo "{1..$(($RANDOM%10))}"); do SUB="$SUB\ "; echo "expansions and contractions of morals and ethics follow the ebb and flow of first order thievery" | sed "s/./&$SUB/g;G"; done; sleep 1; done