Bú by Mariana Bianchini, the song is “Cliffs” by Aphex Twin and the VU Meter with name “Búmetro” is an unreleased skin by eGs, running on Xion player.

Webs:

http://www.marianabianchini.com.ar/
http://www.aphextwin.nu/
http://egs.walii.es/
http://xion.r2.com.au/