There are some serious questions that must be asked. Some are answered here.
1. If Siri was Pope, then why did he permit the Novus Ordo Missae in his diocese? He should have resizsted as Bishop de Castro Meyer did until his resignation was forced by Antipope John Paul II. Never was it heard that the Novus Ordo Missae was forbidden in the diocese of Genoa.
7. Did Siri help Bishop Peter Martin Ngo-Dihn Thuc?
And there are many more!