we celebrate our number 30 with a double pack, featuring one of the creators of techno in spain: groof.roberto gemelin, from madrid, is groof. hes robert calvin too. no matter which of his alias you know him by, hes one of the most active producers in the madrid arena.aka robert calvin, he released materials with turbo (tigas label) in 2004, having previously collaborated with star whores in a joint release with alek stark (2002). also important are the remixes he did for disko b or for sindicato records and msx, paying tribute to megabeat with his recreation of the great classic strange.his background as groof is even more extensive, as his early steps go back to the times of minifunk (the cheeky and shameless label from barcelona that was then managed by omar and dj loe). with them he recorded mambo! (1999) and i want you(2000). he has also recorded with warmup, fieber, rainwaves or shareware records.at the end of the ninetees groof shared quite unusual with oscar mulero: the start of a deep friendship that nowadays brings us wu30 mini-album.