Posting on the fly this morning on my way to mxp: check out my client Luca Ferraro’s response to a col fondo detractor, including my translation of the comment that sparked the debate.
Do Bianchi
Negotiating the epistemologic implications of italocentric oenophilia.
Do Bianchi 
Interesting post but I am a bit surprised by Silvano Follador’s standpoint. If I am not mistaken he makes, or maybe used to make, a bottlefermented prosecco. Not a col fondo but following the champagne method. Great wine by the way. So is Bele Casel’s col fondo