> Perhaps it would have been better to list all of the possible problems, Here is one attempt; http://motls.blogspot.com/2011/09/potential-mistakes-in-opera-r

> Perhaps it would have been better to list all of the possible problems, Here is one attempt; http://motls.blogspot.com/2011/09/potential-mistakes-in-opera-research.html http://motls.blogspot.com/2011/09/potential-mistakes-in-oper...