Well it is not that old. But these are Brejcha’s old ones (most recents are 2016 in this set, but some are from the 2000 decade). Real old techno, from the 90s is something else completely. Here is one I like : ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-UxOs83qA_Bg.html