The Church is not a bureaucracy. Catholics are concerned that absolute and eternal truths are in danger of being declared no longer true under a blanket of pastoral care and mercy. There can only be one reason for doing this, not change but the very destruction of the Church itself.
Those who work with the Pope are the ones likely to know him best. By all accounts many of those who knew him in Argentina labelled him an autocrat and some who work with him now would agree.