The night before the seminar I had a bad dream. I saw an
IT man talking to me and telling me that it was impossible to set a network.
In the morning, obviosly under impression of the dream, I created a cartoon strip about my actions if (God forbid) teaching a seminar on Web Tools I was disconnected from the internet.
I taught the first session without internet. I was prepared
PS
Stil I don't know whether my colleagues liked my seminar or my "puppy eyes"