Cheesy script for stalking cheap obsolete internet tablets.

touchpad_stalker.rb

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

URL = "http://www.dixons.co.uk/gbuk/r/touchpad/0_0_0/"

SELECTOR = ".prd-amount strong"

TARGET_PRICE = "89"

EXISTING_PRICE = "349.99"

while true
  doc = Nokogiri::HTML(open(URL))
  print "."

  prices = doc.css(SELECTOR)

  prices.each do |price|
    if price.text.match('89.99')
      puts "BUY BUY BUY!"
      `say "BUY BUY BUY"`
    end
  end
end

Not that it mattered anyway, they went out of stock in about 14 seconds.