1) It could be a German American car but it doesn’t have to be a BMW.
2) New film: German American heritage. http://www.blacksunpress.com/new_page_500.htm. (1)
Answer: All of the above.
For more details regarding various groups of German Americans: http://en.wikipedia.org/wiki/German_Americans.
1) For ethnic filmmakers, they usually want the American German from Russia content to be more American. The internet publishers usually use content from YouTube among other sites. Some of the content might be from existing books although some filmmakers would localize the content. http://www.germanplaza.com/productcart/pc/viewCategories.asp?idCategory=55. For many people it’s redundant. For Utah, it might be Utah German Cooking with someone that mimics Paula Deen or Martha Stuart.