The problem is that it is slower at doing those tasks than just doing it the old way. That's the way I see it anyway, it's not a question of wrong or right, it's my opinion.
Depends on the task and the situation. If your iPhone is in your pocket while you use a bluetooth headset, it is much quicker to use Siri to schedule a reminder or check a stock price.
Why bring in Facetime ? I didn't bring that up.
The person that you originally responded to (Steve's Barber) did.