    size? -very tight -essentially comparable to hand written recursive descent
          code.
        </p>
<p>
          Our tutorials will walk you through the simplest Spirit examples, incrementally
          building on top of the earlier examples as we expose more and more features
          and techniques. We will try to be as gentle as possible with the learning
          curve. We will present the tutorials in a cookbook style approach. This
          style of presentation is based on our BoostCon 