Herman schreibt auf seinem Weblog:

...and we know, what he's talking about, don't we ?

Not ?
OK, here's the translation :
Gotto tell you that it is going really well with my duckchild.
The Audio-CDs, two books and the whole series is going to be republished in German and Dutch.
I shall perform Kwak for the last time during the Klangwolke in Linz.
We are busy working on a potential new series. Got a drawing from Harald Siepermann with an egg cracking open.