Tokio Hotel and 20 years of “Durch den Monsun”: When did the Kaulitz brothers actually become cool?

Tokio Hotel, led by Tom and Bill Kaulitz, had their breakthrough in 2005 with "Durch den Monsun." Twenty years later, the teen band of the 2000s, wildly celebrated by some and hated by many, has become the twins, who everyone suddenly finds cool, funny, and authentic. When and how did that happen? A search for clues.