Using "also" in your statement makes it an addendum, not agreement. Your phrasing implies the original comment was incomplete, which is not typically how you would phrase it if you were agreeing with a statement the commenter made. Your comment came off more like "or you could just do this!"
I love that you name-drop the US when it was the English, Spanish, Dutch, and French that raped every continent and genocided entire cultures before the idea of the United States even existed.
Using "also" in your statement makes it an addendum, not agreement. Your phrasing implies the original comment was incomplete, which is not typically how you would phrase it if you were agreeing with a statement the commenter made. Your comment came off more like "or you could just do this!"