I think that this is now getting off topic.I do not wish to read about people falling out over THEIR personal opinions.
I believe my tongue in cheek John Moses letter gets to the point of the original query.
Get in touch with Beretta and get them to sort it pronto.
It is very obvious to me that this gun had quality issues before it was released from the factory, and the factory rep who gave his opinion and cause of the bulge needs to be retrained or perhaps even trained.There are Gunsmiths and Gunsalesmen.I don't deal with salesmen.