experiment with hiding fresh but boring comment scores

app/assets/javascripts/application.js.erb

@@ -116,7 +116,12 @@ var _Lobsters = Class.extend({

    var li = $(voterEl).closest(".story, .comment");
    var scoreDiv = li.find("div.score").get(0);
    var score = parseInt(scoreDiv.innerHTML);
    var score = 0;
    var showScore = true;
    if (scoreDiv.innerHTML == "-")
      showScore = false;
    else
      score = parseInt(scoreDiv.innerHTML);
    var action = "";

    if (li.hasClass("upvoted") && point > 0) {
@@ -150,7 +155,8 @@ var _Lobsters = Class.extend({
      action = "downvote";
    }

    scoreDiv.innerHTML = score;
    if (showScore)
      scoreDiv.innerHTML = score;

    if (action == "upvote" || action == "unvote") {
      li.find(".reason").html("");

app/assets/stylesheets/application.css

@@ -487,6 +487,10 @@ li div.details {
	opacity: 0.5;
}

.comment.bad {
	opacity: 0.7;
}

.comment:target {
	background-color: #fffcd7;
	border-radius: 20px;

app/models/comment.rb

@@ -32,6 +32,8 @@ class Comment < ActiveRecord::Base
  # after this many minutes old, a comment cannot be edited
  MAX_EDIT_MINS = (60 * 6)

  SCORE_RANGE_TO_HIDE = (-2 .. 4)

  validate do
    self.comment.to_s.strip == "" &&
      errors.add(:comment, "cannot be blank.")
@@ -431,6 +433,16 @@ def score
    self.upvotes - self.downvotes
  end

  def score_for_user(user)
    if (user && user.is_moderator?) ||
    (self.created_at && self.created_at < 24.hours.ago) ||
    !SCORE_RANGE_TO_HIDE.include?(score)
      score
    else
      "-"
    end
  end

  def short_id_url
    Rails.application.root_url + "c/#{self.short_id}"
  end

app/views/comments/_comment.html.erb

@@ -5,17 +5,15 @@
data-shortid="<%= comment.short_id if comment.persisted? %>"
class="comment <%= comment.current_vote ? (comment.current_vote[:vote] == 1 ?
"upvoted" : "downvoted") : "" %>
  <%= comment.score <= -1 ? "negative_1" : "" %>
  <%= comment.score <= -3 ? "negative_3" : "" %>
  <%= comment.score <= -5 ? "negative_5" : "" %>">
  <%= comment.score < Comment::SCORE_RANGE_TO_HIDE.first ? "bad" : "" %>">
  <% if !comment.is_gone? %>
    <div class="voters">
      <% if @user %>
        <a class="upvoter"></a>
      <% else %>
        <%= link_to "", login_path, :class => "upvoter" %>
      <% end %>
      <div class="score"><%= comment.score %></div>
      <div class="score"><%= comment.score_for_user(@user) %></div>
      <% if @user && @user.can_downvote?(comment) %>
        <a class="downvoter"></a>
      <% else %>