but I think that those of us who are completely honest with ourselves and fly modern aircraft like the 777 and the Airbus would admit that scanning the engine indications has almost dropped out of the scan pattern and that speed is perhaps not as well scanned as it should be.
What ? NOOOOOOOOOOOOO!! For goodness sake scan the instruments people !!
Are you pilots or amoebas?
And if you need an iphone app to work out altitude versus distance; Go back to flight school. Seriously. This is really important.