I’ve never used Microsoft’s Mappoint mapping service in the past, but it has a rather neat option when requesting directions, called LineDrive™ – this attempts to produce more useful directions, such as you might sketch for someone on the back on an envelope.
This is the route from my house in Cambridge to my brother’s in Southampton, 130 miles away:
I think this is rather nice, and an efficient use of screen space; ideal for mobile devices. Just as long as you don’t ever stray off the route…
Thanks to Christine Herron for the link.