Vastly improve the readability of youtube comments

ytmoron.user.js

// ==UserScript==
// @name           Youtube Moroniser
// @namespace      nsheridan
// @include        http://www.youtube.com/*
// ==/UserScript==

var thisComment;
var comments = document.evaluate("//div[@class='comment-text']", document, null,
                                 XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE,
                                 null);
if (comments) {
for (var i = 0; i < comments.snapshotLength; i++) {
  thisComment = comments.snapshotItem(i);
  comments.snapshotItem(i).innerHTML = thisComment.innerHTML +
      '<p>But then, I\'m a fucking moron</p>';
  }
}