41.   A lot may have changed since the last time you made the comparisons.

42.   A lot of things have changed since then.

43.   A great deal has changed since then.

44.   A little, but not much, has changed since the first race.

45.   A lot has changed since these teams last met.

46.   A lot has changed since the era of metal bands, pliers and pulled teeth.

47.   A lot has changed since the terrorist-first assumptions we operated under five years ago when the TWA flight exploded.

48.   A lot has changed since those days.

49.   A great deal has changed since the days of apartheid, of course.