You can, if you want, reply to each of these points
by taking the paragraph, splitting it up into three parts, and then responding
to each part separately, so that the message you send back then
looks a bit like a play dialogue. Then, your sender can do the same thing to your responses, and when you get the message back, you see his replies to your replies. You can then send the lot on
to someone else for further comments, and when it comes back, there are now three voices
framed on the screen. And so it can go on – replies within replies within replies and all unified