21. A significant percentage of them will enter college already displaying some hearing loss.

22. The Real World has always "stopped being polite and started getting real" on MTV.

23. Women have always piloted war planes and space shuttles.

24. White House security has never felt it necessary to wear rubber gloves when gay groups have visited.

25. They have lived in an era of instant stardom and self-proclaimed celebrities, famous for being famous.

26. Having made the acquaintance of Furby at an early age, they have expected their toy friends to do ever more unpredictable things.

27. Outdated icons with images of floppy discs for "save," a telephone for "phone," and a snail-mail envelope for "mail" have oddly decorated their tablets and smartphone screens.

28. Star Wars has always been just a film, not a defense strategy.

29. They have had to incessantly remind their parents not to refer to their CDs and DVDs as "tapes."

30. There have always been blue M&Ms, but no tan ones.

31. Along with online viewbooks, parents have always been able to check the crime stats for the colleges their kids have selected.

32. Newt Gingrich has always been a key figure in politics, trying to change the way America thinks about everything.

33. They have come to political consciousness during a time of increasing doubts about America's future.

34. Billy Graham is as familiar to them as Otto Graham was to their parents.

35. Probably the most tribal generation in history, they despise being separated from contact with their similar-aged friends.

36. Stephen Breyer has always been an associate justice on the U.S. Supreme Court.

37. Martin Lawrence has always been banned from hosting Saturday Night Live.

38. Slavery has always been unconstitutional in Mississippi, and Southern Baptists have always been apologizing for supporting it in the first place.

39. The Metropolitan Opera House in New York has always translated operas on seatback screens.

40. A bit of the late Gene Roddenberry, creator of Star Trek, has always existed in space.

41. Good music programmers are rock stars to the women of this generation, just as guitar players were for their mothers.

42. Gene therapy has always been an available treatment.

43. They were too young to enjoy the 1994 World Series, but then no one else got to enjoy it either.

44. The folks have always been able to grab an Aleve when the kids started giving them a migraine.

45. While the iconic TV series for their older siblings was the sci-fi show Lost, for them it's Breaking Bad, a gritty crime story motivated by desperate economic circumstances.