The PulseAudio 3.0 sound server was released last night and does offer several new audio-related features.
Arun Raghavan of Collabora announced the PulseAudio 3.0 release on Monday night. There's ARM NEON optimizations, better Bluetooth support, configurable latency offsets, and much more. For those that didn't read it last week, see the PulseAudio 3.0 features
article that provides an overview of what's new about this common Linux sound server.
For more details on the PulseAudio 3.0 release, see the mailing list announcement