Google’s new audio interface addressed a specific developer need: getting sound through an app with little delay. In its March 21, 2017 Android O announcement, the company presented AAudio as a native API for demanding, low-latency audio applications. It was an early version offered for feedback. For a music-app business, that made it something to investigate, not yet a foundation for a responsiveness promise. [google]

Ron Amadeo’s accompanying Ars Technica analysis explained why the distinction mattered. A virtual instrument needs a prompt response to the musician’s touch, he argued, while latency depends on the combined behavior of the chip, display, drivers and operating system. Improving Google’s part would therefore not automatically solve the device-wide problem. Ars explicitly had not tried the preview; this was a technical argument, not a measured verdict on AAudio. [ars]

The commercial question follows from that split in control. An app developer can choose an interface without controlling everything between a player’s gesture and the resulting sound. Our reading: a prospective entrant should separate the decision to explore AAudio from the decision to sell an instrument on its responsiveness. The tradeoff is early learning against committing to a customer experience whose crucial dependencies extend beyond the app. [google][ars]

Google itself said stabilization and performance work remained. The useful next evidence would be responsiveness demonstrated across the complete setup intended for musicians, rather than the API’s presence alone. Such evidence could support a narrower product promise. The announcement and Ars’s caution leave that commercial case open; neither establishes that a new music-app competitor could deliver it. [google][ars]

Source documents

  1. O-MG, the Developer Preview of Android O is here!https://android-developers.googleblog.com/2017/03/first-preview-of-android-o.html
  2. Google announces the Android O Developer Previewhttps://arstechnica.com/gadgets/2017/03/the-android-o-developer-preview-promises-better-battery-life-faster-apps/