... is fast and intended for use while you are working on your layout design. display quality is much slower but produces a more pleasing final result for display purposes when creating images for publication, exhibition display, web sites, printed pages, etc. The intention is that you should do most of your design work in design quality, and switch to display quality only to produce the final output. This setting is included in your program preferences, if you save them. See at 1. below, on the options tab: 2_190758_000000000.png Here is the typical effect of the two options, after adding Brian's signal box to the sketchboard from the library folder: 2_190759_190000001.png 2_190759_190000000.png Design quality uses a simple pixel-stretch function and is clearly adequate for most design work, and is very much faster for zooming and scrolling. Display quality uses a full resampling function which is very much slower. Choosing the right setting is especially important if you use the option to show the sketchboard items on the trackpad. This is because of the significant zooming-in that is typically ...