For years, internet users searched in vain for the creators of a New Wave song from the 1980s that was once played on the radio; Now 40 years later, the mystery of “the most mysterious song on the internet” has finally been solved. The synth-pop song “Subways of your Mind” was in fact recorded by a band from the far northern German city of Kiel called Fex in 1983-84. “Yes, that is a recording from our demo cassette,” guitarist and singer Ture Rückwardt told dpa in Kiel on Thursday. The fact that the catchy song’s creators were searched for worldwide for years was not realized by the still acti…