The difference with V2 was that an element of progressive/socialist bishops expressly invited Protestants to help change the Church via the wrecking ball.
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That statement succinctly explains the purpose of the protestant presence and the mission of the so-called progressives, which was to destroy the one, holy, catholic, and apostolic Church. Here’s a list of Catholicism’s decline that reveals how well they had succeeded in their mission as of 2002.
https://www.olrl.org/misc/jones_stats.shtml
Guess who is one of the most famous periti? Father Ratzinger. Better known now as Benedict XVI. The same man that so many think is the true pope....because he's "orthodox"/"traditional".
https://www.traditioninaction.org/ProgressivistDoc/A_071_Ratzinger_Same.htm