Wil settles the age-old wonders of being or not being a professional or iPhone Pro.
It’s a monicker to separate Apple customers from their money by giving them more features and different performance. Nothing more, nothing less.
iPhone Pro will have more than a mere iPhone. Get the hint from the Mac Pro. It had more than iMac. MacBook Pro has more than MacBook Air. iPad Pro has more than an iPad.
Pro means, well, more. Get over it.