Translation of Hinterziehung

From time to time I listen to my old CD collection. However, most of the CD boxes, meaning the covers, are so full of dust that one can hardly see the image. Taste changes with the age, that is known.
I am happy that you are satisfied with your results! Of course I will come again. However, next time I would like to speak to each of the professors in advance to see what their need is.
There is a big chance that one of our 25 000 monthly visitors will use some of your suggestions. We wanted to make a book (more fun for our users), rather than a conventional informative page!