I agree that anyone uttering the entire phrase in isolation comes across as a pretentious douchebag. But "as per my prediction, revenues were below target agai

I agree that anyone uttering the entire phrase in isolation comes across as a pretentious douchebag. But "as per my prediction, revenues were below target again" or "x is not functioning correctly. This does not come as a surprise" is normal enough corporatespeak, and more polite than "I told you so" because it could mean other things.