OK, it is a great machine mechanically, very fast and the screen quality is excellent. The screen size (since discontinued by Apple due to terminal stupidity) is 27 inches and that's a rather perfect size. My issue is that I'm an Widows veteran, but considering that Microsoft is even dumber than Apple when it comes to doing insanely stupid things, had to change ponies to avoid any further terminal Windows updates. That should have been a snap, but alas I find that Apple likes to hide everything, and name everything that has no association with what it does, except when you guess right, it bounces up and down on the screen. I had to go Apple because the programs I need (architect) can only be found in the land of OSMac. Aside from making me search endlessly for what I need, I find that Apple is not compatible with any known human made printers, scanners or plotters even if you're willing to pay the A ransom. It has been a very difficult and time consuming road, and this time anyway, it IS the destination and NOT the journey. If you hear a loud noise ......