Identifies some Netflix Instant movies in a Reddit thread

instant_movies.rb

require 'rubygems'
require 'open-uri'
require 'pp'
require 'nokogiri'

PAGE_URL = "http://www.reddit.com/r/AskReddit/comments/lf38m/what_is_the_funniest_movie_you_have_ever_seen/"

page_text = Nokogiri::HTML(open(PAGE_URL))

page_text.css('div.usertext-body').each do |content|
  comments = content.content.split("\n")

  comments.each do |comment|
    movie = nil
    begin
      movie = comment.split("\n").first.gsub(/[^a-zA-Z ]/, '').gsub(' ', '%20')
    rescue
    end

    if movie && movie.split(' ').length < 6
      result = open("http://odata.netflix.com/Catalog/Titles?$filter=Name%20eq%20%27#{movie}%27&amp;$format=json").read
      puts "Trying... #{movie}"
      if result.include?'<d:Available m:type="Edm.Boolean">true</d:Available>'
        puts "Instant: #{movie}"
      end
      sleep 0.5
    end
  end
end