anchor.diff:  
     cd.setTip($predictCheckboxContainer, () => {
       const tip = [
  -    'when checked there are <u>three</u> test buttons:',
  -    '&nbsp;&bull; predict <span class="red">red</span> - some tests will fail',
  -    '&nbsp;&bull; predict <span class="amber">amber</span> - tests will not run',
  -    '&nbsp;&bull; predict <span class="green">green</span> - all tests will pass'
  +    'when checked, you predict the test result;',
  +    '&nbsp;&bull; <span class="red">red</span> - some tests will fail',
  +    '&nbsp;&bull; <span class="amber">amber</span> - tests will not run',
  +    '&nbsp;&bull; <span class="green">green</span> - all tests will pass'
       ].join('<br/>');
       if (cd.settings.predict() === 'off') {
         cd.showHoverTip($predictCheckboxContainer, tip);
  
positive.code:   <label for="predict-checkbox"></label>
  </div>
  
  <div id="revert-checkbox-title" Xstyle="display:none;">auto-revert when wrong!</div>
  
  <div id="predict-buttons-container" style="display:none;">
    <table>
  
negative.code:   const $buttons = $('button.predict');
  
    $('button.predict').click((event) => {
      $buttons.prop('disabled', true );
      const rag = $(event.target).data('colour');
      $predicted.val(rag);
      cd.kata.runTests(() => {
        $predicted.val('none');
        $buttons.prop('disabled', false);
      });
    });
  
    //- - - - - - - - - - - - - - - - - - - - - - -
    // Revert title and checkboxes
  
    const $revertTitle = $('#revert-checkbox-title');
  
    cd.createTip($revertTitle, [
      'when checked, if your prediction is',
      'wrong, your files will automatically',
      'revert back to the most recent',
      'traffic-light',
    ].join('<br/>'));
  
    $('.revert-checkbox').click((event) => {
  