I'm going to really stick my neck out here and say what I think is good design. I'm not a designer. I make things and maybe they are design. Good design is good, no matter what you do to it. It has joy in it. It inspires. Really, what's it to you?
Despite the lip sync. Despite the Mainz-Lerchenberger Gesangverein e.V. Despite the socially progressive, ethnically interesting set dressing with Asylbewerber. Despite the best production elements ZDF with all that Rundfunksteuer (defies translation) could afford ... Leonard Cohen brings art. Enough art to keep indy musicians touring for decades.
Trust me, you'll be singing "Goes like this. The fourth. The fifth ..."
Jeff Buckley's live version on Grace EPS lifts me.