Because communicating changes to people as a group means less support needed one on one when people miss the communication, when changes are made, etc. This is

Because communicating changes to people as a group means less support needed one on one when people miss the communication, when changes are made, etc. This is like business 101 of how companies get more efficient. "Less communications with customers, pushing the impact of changes onto support staff" is about the dumbest efficiency push anyone can make. Why do we now have to explain/defend the concept of why businesses make press release and that press releases are actual a useful thing? What is going on in this country?