tells you what a username is listening to right now on last.fm. Probably not of use to you.

wotlisten.rb

#!/usr/bin/env ruby -KU

require 'rubygems'
require 'open-uri'
require 'hpricot'

if ARGV[0]
  user = ARGV[0]
  url = "http://www.last.fm/user/#{user}"
  doc = Hpricot(open(url))

  track = doc.search("table#recentTracks tbody tr:first td.subjectCell").inner_text.gsub("full track", "").strip

  puts "#{user} is listening to #{track}"
else
  puts "Wotlisten tells you what a last.fm short username is listening to (or most recently listened to)"
  puts "Usage: wotlisten.rb username"
end