Its fun and its serious. Im sorry cause I did confuse You with the headline. Now or exactly nowadays we have a scandal cause of eggs and all consumers and people in Europe look on the stamp or their eggs and they are afraid to be poisened. Oh we a nowadays with CSI and DNS. So what. But 100 years ago and before what do we drink. And so it became a fashion and a custom and a duty and an honor for every restaurant or beer house: Its our beer. And as one proof they offered a bierdeckel or Bierdeckel under every glass of beer. So it is a control. And so we like to collect it. And a bierdeckel can be worth more than 1,000 US Dollar. So its like collecting stamps or coins: You control a control of the past. And so famous bierdeckel are famous cause of a very delicious beer. So every bierdeckel collector must enjoy beer cause its also a very easy way to collect bierdeckel.