And worse, you only get five guesses per row, so if you get something wrong, you can't ever fix your guess .. or rather, if you do, you'll end up with cells unf

And worse, you only get five guesses per row, so if you get something wrong, you can't ever fix your guess .. or rather, if you do, you'll end up with cells unfilled. Not to mention using red/green making it rather hard for some people.