There is more than one artist with this name:
1. Kuba is the electronic music project of producer Laurence Harvey from Cambridge, United Kingdom. Exploring a range of genres including dub, downtempo, deep house, ambient and many more, blended using 21st century studio techniques.
http://www.facebook.com/kubaproductions
2. Kuba was a Latvian post-rock band from Rīga, Latvia. Since 2001, the band's lineup has consisted of founding members Arnis Račinskis (guitars .
