The revelation of 'Prof' being a professor of physics got me browse through the JONP page source. Amazingly Prof's comment was authored by our Italian friend, yes there in black and white!!. Looking further, this was true for around half of 'Prof's comments. It was then quite easy to determine several and probably all of his sock puppets. Rossi really needs to fire his head of IT.
You need to learn some HTML/CSS.
That's just an html "style code" which applies to ALL comments.
li class="comment byuser comment-author-andrearossi even thread-even depth-1 clearfix" id="comment-1508482">