How extraordinary is the Extraordinary Form? The frequency of the 'usus antiquior'

Analysis

Pope Francis last Friday promulgated canonical legislation that significantly restricts the celebration of the Extraordinary Form of the Roman Rite. 

Credit: Thoom / Shutterstock.

The motu proprio Traditionis custodes has been discussed extensively in some Catholic circles and prompted a variety of responses from bishops.

It has also left some people wond…