Contentfull tagging

Which is better for the authorer:

<list type='steps'>
<item n="1">Log in to the network 
with your course username and 
password.</item>  
<item n="2">Start Netscape by 
double-clicking on its icon.</item>  
<!-- ... -->
</list>

<stepList>
<step n="1">Log in to the network 
with your course username and 
password.</item>  
<step n="2">Start Netscape by 
double-clicking on its icon.</item>  
<!-- ... -->
</stepList>