
29:25
I do not see the slides.

30:56
Maybe the speaker of another Professor Chan’s computer should be muted

31:04
It is echoing right now

31:34
please remain prof. chan

34:41
Which prof?

35:10
Whose speaker is on?

35:51
He means the ipad speaker of Prof. Tony Chan

44:05
Lost the sound

44:06
Maybe hes offline

44:23
23333

01:31:33
Great Lecture! Tony Chan should explain to us in in a second Part the content of his remaining slides:-)