Write your comment and Tweet Multipart will automatically divide it into some tweets intertwined. If you prefer, you can press "into" buttom to divide them manually. You dont have to add your Twitter account because it is synchronized with your mobile device.
Any comment as long as it is, Tweet Multipart will divide it into several tweets and your fans will read them easily.
Are 140 characters? Why not to publish your comments in some tweets if they refer to the same topic? Now, it is possible.