In addition to his real name, he recorded under the aliases Ø, Kentolevi, Philus, and Tekonivel.

[2] He has worked with artists such as Alan Vega, Barry Adamson, Charlemagne Palestine, Alva Noto, Peaches, Kevin Drumm, Björk, Stephen O'Malley, Keiji Haino, Michael Gira, Chicks on Speed, Merzbow, and many others.

[8] In the late 1980s, Vainio began DJing and organizing parties, playing acid house.

In the mid-1990s, he formed the group Pan Sonic with Ilpo Väisänen and later Sami Salo (who would soon leave).

[10] Vainio died on April 12, 2017, in Trouville-sur-Mer, France,[1] after falling six meters off a cliff into the sea.