They can instead add a link for "Original" in edited tweets. So everyone effortlessly see the latest update but if people see it controversial, they can click "

They can instead add a link for "Original" in edited tweets. So everyone effortlessly see the latest update but if people see it controversial, they can click "Original" to see what it looked like when it was retweeted. The problem with likes still remains but eventually social contract might form that if tweet was editted you cannot harass people for retweeting or liking it.