41.  The old model of a large, vertically integrated mass-production enterprise is becoming outmoded simply because consumers can now have goods tailored to their particular needs.

42.  The old models, the struggle between East and West or the colonists and the colonized, have evaporated.

43.  The old model had real rear doors, which would swing open just like the front doors.

44.  The old model of college as a broad intellectual adventure, they say, just does not make as much sense as it did a generation or two before.

45.  The new, faster, sleeker models seduce you, or your old model gives out.

46.  The proliferation of niche channels in recent years has turned the old economic model for success on its head.

47.  The price tags taunt you as you remember the rickety old model in the back yard.

48.  Washington and Bogota need to throw away the old model and reformulate their relationship.

49.  Visitors can watch the updated T-rex being sculpted from clay and Styrofoam and compare the old model with the new.

50.  When Lou Dobbs, the consummate inside player, dispenses with the old model, the rules of the game really have changed.