Windows could not start Windows Audio Endpoint Builder service

If Windows could not start the Windows Audio Endpoint Builder service on Local Computer, reinstall the audio driver, restart ...
Ars Technica

Issue with Windows Audio Endpoint Builder and Starcraft 2.

Since the last patch, Starcraft 2 has exhibit an issue where the Windows Audio Endpoint Builder service will spike to 30-40% CPU time while SC2.exe drops to 0%. In game this translates to very severe ...