Apple's continued stripping of features from once decent apps so as to make them compatible with iPhone versions of the same might be one such reason Etan1000 believes that.I have no idea why you believe a mac computer is becoming mobile phone.
Used to be you could do more stuff, more efficiently, with a physical keyboard and mouse/trackpad, than you could with a touch screen. Now? Not so much, and it's not because touch screen apps are becoming more powerful.