I think Una Voce is irrelevant, they live in a dream world.
“I met Pope Francis very recently and he told me that he has no problem with the old rite,..." (quote from link)"Pope Francis" has no problem with the true Catholic Faith, he just sees no reason to profess it and UV thinks that is acceptable.
“We are very pleased with the way the celebration of the traditional Mass is now going worldwide. We are obviously very grateful to Benedict XVI and also our present Pope Francis for all the support that they have given us in our right to worship in the traditional Roman rite.” I doubt that the Franciscan Friars of the Immaculata would agree.