Grooveshark Fail

https://bbs.archlinux.org/viewtopic.php?id=59134

https://wiki.archlinux.org/index.php/Beginners_Guide#Configure_the_audio_card_with_alsamixer

https://wiki.archlinux.org/index.php/Allow_multiple_programs_to_play_sound_at_once#Troubleshooting

# pacman -S pulseaudio-alsa

sudo pacman -S lib32-libpulse
 sudo pacman -S lib32-alsa-plugins
 

https://wiki.archlinux.org/index.php/PulseAudio#Backend_Configuration