Oracle employees always seem to conveniently forget that Oracle is run by a malignant narcisist. Narcisists enjoy the chaos created by pitting their underlings against one another. This is a behavioural fact.
So stop with all the questions of why management does this or that. The answer is that this is Oracle's company culture; derived directly from the sick individual at the top.
Furthermore, it isn't just the hand-wringing of the poor ICs that he enjoys, but the same reaction is taking place through all ranks of management, with almost no exception.