Review of "Max Lorenz: Wagner's Mastersinger and Hitler's Siegfried"

I recently came across this 54-min documentary about the life of German tenor Max Lorenz (1901-1975), who was recognized as one of the best heldentenors of his generation. The DVD is out of print but I was able to fetch a used copy in excellent condition on Amazon at a great price (the last reasonably-priced copy, in fact). The movie is also accompanied of a 74-minute CD of musical excerpts of Lorenz singing Siegfried. The movie soundtrack, of course, is full of Lorenz's performances too. I'v...