"Nothing mortal journeys with more speed," writes Herodotus in his Histories (first published around 440 B.C.) about the couriers of the postal system connecting Sardis (near Ephesus and the Aegean Sea) to Susa not far from the Persian Gulf. Reportedly, the couriers covered some 1,600 miles (2,600 km) in a week on horseback.
If you want your emails to travel faster between folders, Mac OS X Mail has a horse and postal station to offer:
›› Mail organized in folders is good; organizing faster is better. Want to file faster in Mac OS X Mail? Here's how to use keyboard shortcuts for your favorite folders.