#!/bin/sh

# Update the entire grid as often as possible without scrolling.

columns=$(tput cols)
lines=$(tput lines)

for char in A B C D E F G H I J K L M N O P Q R S T U V W X Y Z; do
    printf "\e[H"
    for _ in $(seq $columns); do
        for _ in $(seq $lines); do
            printf $char
        done
    done
done