Google announced Android O today (have you heard?), and one feature on the list that caught my eye was a reference to "high-quality Bluetooth audio codecs" now being supported by the OS. While Google doesn't specifically reference aptX, there really isn't much else they could be referring to. aptX is a proprietary streaming protocol owned by CSR, who are now owned by Qualcomm. Its HD variant allows more seamless playback of high-quality (i.e., high-bitrate) audio and is generally preferable to the standard Bluetooth audio streaming protocol.
It also comes in several flavors, including a mode that offers very low latency, though almost every iteration of aptX offers superior latency to the standard Bluetooth A2DP specification.Read More