ailed requirements</a></h4>
<ol>
	<li>
    Testimonials from implementers are included in the IR when
    provided to document the utility and implementability of the
    specification.
  </li>
	<li>
    IR must cover all specified features in the specification. For
    each feature the IR should indicate:
    <ul>
	     <li>Feature status: required, optional, other.</li>
	     <li>Feature utility/usefulness based on feedback from implementers.</li>
	     <li>Implementability of the feature specification.</