If the lead is correct, he is in his late twenties now. He has a beard. He wears flannel. He probably drinks oat milk lattes.
Apparently, the Angry German Kid is now a professional musician. I found a YouTube comment (replies are turned off, suspiciously) that linked to a soundcloud page. The music is ambient, chill, electronic. Think Brian Eno meets a rainy day in Berlin. It is the polar opposite of screaming. Searching for angry german kid-
Last week, I dug past the meme compilations. Past the "10 Hours of Angry German Kid Screaming" videos. I landed on a German forum post from 2014. If the lead is correct, he is in his late twenties now