Color Test Results is a summary of the results of surveying a bunch of Internet users aboutwhat colour text on what background they found the easiest to read. Thesummary quote:

As you can see, the most readable color combination is black text onwhite background; overall, there is a stronger preference for anycombination containing black.

Not coincidentally, most of my text is black on white (or black onslightly off-white). I was interested to see that white on blackactually rates fairly highly, because

Normally, one of NFS's irritating features is that when you mount afilesystem from a server, you don't automatically get access to anysub-filesystems mounted on that filesystem; you have to know about themand mount them yourself.

(Yes, yes, some NFS servers offer features to do this for you; suchfeatures have their own problems.)

But there's an old sysadmin trick that turns this into a feature. If youNFS mount a filesystem, such as / , you can