Nice, custom page titles for Textpattern sites

Page titles for Textpattern

<title>
  
  <txp:hide>check to see if we're on the home page</txp:hide>
  
  <txp:if_section name="">
    
    <txp:hide>we are, display the site's name and slogan</txp:hide>
    
    <txp:site_name /> — <txp:site_slogan />
    
  <txp:else />
    
    <txp:hide>we're not on the home page, check to see if we're in an article listing</txp:hide>
    
    <txp:if_article_list>
      
      <txp:hide>check to see if we are in a category listing</txp:hide>
      
      <txp:if_category>
        
        <txp:hide>we're in a category listing, display the category and section titles</txp:hide>
        
        <txp:category title="1" /> — <txp:section title="1" />
        
        <txp:else />
        
        <txp:hide>we're in a regular section listing, display section title</txp:hide>
        
        <txp:section title="1" />
        
      </txp:if_category>
      
    </txp:if_article_list>
    
    <txp:hide>check to see if we're on an individual article page</txp:hide>
    
    <txp:if_individual_article>
      
      <txp:hide>we are on an individual article page</txp:hide>
      
      <txp:title />
      
      <txp:hide>check to see if the article is in a category</txp:hide>
      
      <txp:if_article_category>
        
        <txp:hide>it is, display category2 title (for you this may be category1)</txp:hide>
        
        — <txp:category2 title="1" />
        
      </txp:if_article_category>
      
      <txp:hide>display article's section title</txp:hide>
      
      — <txp:section title="1" />
      
    </txp:if_individual_article>
    
    <txp:hide>always display the site's name</txp:hide>
    
    | <txp:site_name />
     
  </txp:if_section>

</title>

How does this differ from the features in ob1_title?

I honestly don't know as I only use plugins for features that TXP can't natively support (and I never used that plugin).