>I'm converting an old Clipper program. There are a bunch of SAYs and GETs. The user wants it to look just like his old program - doesn't want to spend $$ modernizing it.
In principle, this is a valid concern. In this particular case, I wonder whether it won't be more trouble maintaining certain stuff. (This is just a general comment - I am not sure myself.)
When designing applications from scratch, SAVE SCREEN would probably not be used any more - I think the substitute would be windows, or more likely forms: you can just put a window (or better a form) in front of another one, and if you close the foreground form, the background form will become visible again.
Difference in opinions hath cost many millions of lives: for instance, whether flesh be bread, or bread be flesh; whether whistling be a vice or a virtue; whether it be better to kiss a post, or throw it into the fire... (from Gulliver's Travels)