gistfile1.txt

#!/usr/bin/env ruby

require 'nokogiri'

path = ARGV.shift || File.join(ENV['HOME'], "Music/iTunes/iTunes Music Library.xml")
doc = Nokogiri.XML File.open(path)

tracks = []
doc.xpath('/plist/dict/dict/dict').each do |node|
  children = node.children.map(&:text).reject { |x| x.strip.empty? }
  tracks << Hash[children.each_cons(2).to_a]
end

p tracks.first['Name'] #=> some awesome track name