KnockoutJS vs. Silverlight

<?xml version="1.0" encoding="utf-8"?>
<quiz title="Eco-Quiz">
  <question text="How much household waste does each person create a year?"
            category="rubbish"
            interestingFacts="That's almost 10 times the weight of an average person. Just think how much waste is created throughout your lifetime ... how can you reduce the 50,000 kg of waste you might leave behind?">
    <answer text="150 kg"
            isCorrect="false"/>
    <answer text="513 kg"
            isCorrect="true"/>
    <answer text="1025 kg"
            isCorrect="false"/>
  </question>
  <question text="How much less energy does it take to make an aluminium can by recycling that creating a new one?"
            category="cans"
            interestingFacts="That's an incredible energy saving! The energy saved is enough to power a television for 3 hours.">
    <answer text="10 %"
            isCorrect="false"/>
    <answer text="40 %"
            isCorrect="false"/>
    <answer text="95 %"
            isCorrect="true"/>
  </question>
  <question text="True or false: Does a 100 watt bulb produce the same amount of light as two 50 watt bulbs?"
            category="lightbulb"
            interestingFacts="Not many people know that 100 watt bulbs are more efficient that 50 watt bulbs and produce more light from the energy the consume, so a simple green tip is to use fewer, higher powered bulbs.">
    <answer text="True"
            isCorrect="false"/>
    <answer text="False"
            isCorrect="true"/>
  </question>
  <question text="What percentage of the average households electricity bill is from appliances left on standby?"
            category="washing"
            interestingFacts="To save the environment ... and save you money ... before you go to bed each night, turn all your appliances off at the wall socket.">
    <answer text="0-2 %"
            isCorrect="false"/>
    <answer text="8-10 %"
            isCorrect="true"/>
    <answer text="12-14 %"
            isCorrect="true"/>
  </question>
</quiz>