41.   Having developed an algorithm that worked in the virtual world, he decided to see if it would work in the real world, too.

42.   He must enter a virtual world in search of the truth.

43.   His job is to map the texture of rough surfaces using digital photographs and reproduce those surfaces perfectly as computer graphics in a virtual world.

44.   If this was world music, it was from a virtual world, where geography is warped by the click of a mouse.

45.   In any event, airwave rivalries are likely to carry over to the virtual world of the Web.

46.   In recent cases, judges in Germany and Italy have declared that national boundaries do indeed apply to the virtual world as well as the physical one.

47.   In solo mode, players wander through a dark and dangerous virtual world, killing hideous monsters with an arsenal of weapons.

48.   In recent cases, judges in Germany and Italy have come to similar conclusions, declaring that national boundaries do indeed apply to the virtual world.

49.   In the best of all virtual worlds, a few keystrokes of a computer produce a carefully wrapped book on your porch in just three days.

50.   In this virtual world, civility is dead, but the bond of brotherhood thrives.