JOSM has no anti aliasing on Fedora
Yet once more, when starting the Java application JOSM, it looks awful out of the box on Fedora. This is not the first time, but it certainly makes for a rather poor first expression.
So what can be done about it? Rather simple actually, create a file .josmrc in your home directory.
Once you have opened the file, add the following:
After this, the application should be looking a bit better with proper anti aliasing, as seen in the picture below.