Whether you know it as the "spinning wait cursor" or the more ominous "spinning beach ball of death" when it appears on your screen, it stops you in your tracks, no matter what you're trying to do.

The new Mac Pro went on sale this month, and with all the add-ons it might be a new status symbol, showing that you can afford to drop over $50,000 on a computer. The option to add wheels to the ...