class UserAgent::Browsers::PodcastAddict

def os
  return nil unless length >= 4
  # comment[0] = 'Linux'
  # comment[1] = 'U'
  # comment[2] = 'Android x.y.z' except when there are only 3 tokens, then we don't know the version
  if (self[3].product == 'Dalvik' || self[3].product == 'Mozilla') && self[3].comment.length > 3
    self[3].comment[2]
  elsif (self[3].product == 'Dalvik' || self[3].product == 'Mozilla') && self[3].comment.length == 3
    'Android'
  else
    nil
  end
end