I don't know if she is guilty or not, but I disagree about the Italians having a functioning legal system. El Pres, you might want to have a closer look at how they do things. Their infamous inefficiency, their overcrowded prisons filled with people awaiting trial, their politicised judges, ...
Amanda Knox, I believe, was first sued for damages in a civil case before her case actually went to trial. Her chance at a fair hearing by a criminal court, then, was close to nil. You might want to read up on how that happened, too.
And mind, I don't know if she is guilty or not. I really don't. I just think that, for her sake and for the victim's, there should have been a legal procedure worth the name because now it's too late.