free jazz

There is more than one artist using the name R.I.O 1) R.I.O is a duo that lives and works in Buenos Aires , Argentina. Their music is in the line between free improvisation, electronic, noise, free jazz and ambient.
Their members are Sergio Merce (Tenor sax, WX7, Electronics) and Lucas Totino Tedesco (Lap steel guitar, electronics) both from Buenos Aires. 2) An electronic house project by Manuel Reuter and Yann Peifer, also known as the producing team from Cascada.

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Yoshihide Otomo (大友良英), born August 1, 1959 in Yokohama, Japan, is an experimental musician, a turntablist and guitarist. He played in rock bands while at college, but turned to improvisation after discovering free jazzand free improvisation musicians like the guitarist Derek Bailey, the saxophonist Kaoru Abe and guitarist Masayuki Takayanagi (from whom he had lessons). He was the leader of the noise rock group Ground-Zero in the 90's.

Ken Vandermark (born September 22, 1964 in Warwick, Rhode Island) is an American jazz composer/arranger and saxophone and clarinet player. He grew up in Massachusetts, graduating from Natick High School. He performed and led groups while in high school and at McGill University in Montreal which he attended from 1982 to 1986. He is mostly self-taught as a musician, but studied intermittently with George Garzone in the early 1980s.