What happens to Neo twice in a row that clues Trinity in to a glitch in the movie "The Matrix"?

More Questions:

What year was the lava lamp launched?

What is a truffle?

In 1967, who became the first professional quarterback to pass for over 4,000 yards in a season?

In 1984, what computer company introduced the PC junior?

Which sport did hall-of-famer Larry Bird play?

What is campanologist the study of?

What Grimm's fairy-tale character is named for a vegetable craved by her pregnant mother?

Approximately how many lines is "Beowulf', the longest Old English manuscript?

What is the capital of Armenia?

What is the capital of Bermuda?

In which movie did Ione Skye portray a witch?

The 2006 Mel Gibson movie "Apocalypto" concerns the demise of what ancient empire?

What movie star founded the Hole in the Wall summer camps for ill children?

How old was John F. Kennedy when he was assassinated?

Who co-produced the song "Summertime" with Will Smith?