1.

What are Dave and Ted discussing in this video?

They are discussing whether Shakespeare really wrote all the plays which are attributed to him.

2.

What does Dave agree with Ted about?

They both agree that reading Shakespeare's plays is nothing compared to seeing them in the theatre.

3.

What does Ted suddenly remember?

He remembers reading an article which claimed Elizabeth I wrote Shakespeare's plays.

4.

How are Lord Oxford and Christopher Marlowe involved in Shakespeare's history?

They are also said to have written Shakespeare's plays.

5.

Why does Ted say "Genius can't be explained"?

Because he really believes that "The Bard" wrote his own works.