Barbara O'Keeffe said: I look at what you posted and there is no shading of alternate lines on my monitor. So maybe you should tell us what is the required monitor set up. I'm using a MacBook Pro 13" notebook.
rrtorrenti said: On my Mac, the vague shading is there. It's when you are using an external monitor that the shading is barely visible. Seems these days you pay more and get less.