 John XXIII is to be considered as an extraordinary expression of that same Lex orandi"; for celebrations without the people ("sine populo"), all priests of the Latin Rite may freely use the Missal promulgated by Pope John XXIII in 1962 instead of the more recent editions (article 2), and that the priest in charge of a church may grant permission for parish celebrations with the 1962 Missal by priests who are "idoneous and not juridically impeded" (article 5).This motu proprio is not an indult