The FAQ in the sidebar has a section on Other Powers of World War II / Italian Military, with four discussions on the subject. In particular, /u/Quirite says that the problem wasn't the Italian fighters per se, but with the lack of resources, lack of industry, procurement problems, lack of military preparedness for war, lack of training, ...

Of course, this is not to discourage further discussion, or more questions, whether prompted by those articles or not.