The title of the article was "...Kill Company Culture", not "...Demonstrate that the Company is Dead".
If the CEO (or the intervening levels of company) are not open for discussion, the choice of email really doesn't matter. If they are, and the terse, uncommunicative, fiat email is sent out inadvertently, then that email is damaging.
If the CEO (or the intervening levels of company) are not open for discussion, the choice of email really doesn't matter. If they are, and the terse, uncommunicative, fiat email is sent out inadvertently, then that email is damaging.