e>productID</code> is a <code>UUID</code>, then the type of <code>Context</code> is the <code>UUID</code>. The internal logic
belongs to the view controller. <code>Context</code> answers the questions <em>What to I need to present a ProductViewController</em> and <em>Am I
already presenting a ProductViewController for this product</em>.</p>

          </div>
        </section>

        <section class="section">
          <div class="section-content">
            <div class="task-group">
              <div c