Forming priests is part of the answer, according to the Aparecida bishops, to the challenge of contemporary culture. If anything the indulgence for social media has deepened in the past decade. So, what is the goal of this formation? To be able to communicate a message of hope that resonates with what people can understand and are searching for:
194. The second challenge has to do with the priest’s ministry inserted in contemporary culture. The priest is called to be familiar with it in order to sow the seed of the Gospel within it, that is, so that the message of Jesus may become a valid, comprehensible, hope-ﬁlled, and relevant interpretation for the life of man and woman today, and particularly for youth. This challenge includes the need to suitably enhance the initial and ongoing formation of priests in its four dimensions (human, spiritual, intellectual, pastoral). (Cf. Pastores Dabo Vobis 72)
For deeper examination, an English translation of the 2007 document from the Aparecida Conference.