I’ve found that using the ALSA sound system in Ubuntu is pretty slick, but becomes a pain when the sound tool in Ubuntu doesn’t correctly switch devices using the graphical user interface.
In a nutshell, here are a few useful commands to list and select the sound devices that are on your computer:
asoundconf list
list available sound [...]

I hear that Microsoft didn’t take one of my BETA bug reports very seriously. Even after updating the drivers through windows update, audio is an issue.
Sound is still stopping on my Analog Devices sound card, with no errors, just an absence of noise.
Since Beta 2, I’ve adopted this method (which seems to be the quickest [...]