Google posts I/O 2015 schedule: Android M, voice access, ATAP wearables, multi-screen Chromecast games, more
Digging into the Google I/O 2015 schedule: Android M, voice access, and more — Google just released the I/O 2015 schedule, and there is a lot of info inside.
Context & Ripple Effects
The I/O 2015 schedule drop is Google laying out its hand three weeks before the keynote: sessions on Android M, voice access, ATAP wearables, and multi-screen Chromecast games give developers the session map before any product is official. It slots into a run-up that already had analysts speculating on Android M, a possible Chromecast 2, and a standalone photos product.
What makes the voice-access sessions notable in hindsight is the arc they start: by the I/O 2017 preview, Assistant and Home were the headline capabilities, meaning the ambient-voice thread planted in 2015 became the throughline of the conference itself.
First-order effects
- Developers attending I/O now know which tracks to prioritize — Android M sessions signal the next platform APIs they will build against, while ATAP and Chromecast sessions mark Google's experimental hardware bets.
- The schedule confirms voice access as a first-class developer surface in 2015, giving attendees early access to the interaction model that later coverage shows maturing into Assistant.
Second-order effects
- Multi-screen Chromecast games put the living-room screen in play as a second-device gaming platform, pressuring the console-and-phone framing competitors had been selling.
- A public Android M preview cadence forces rival mobile platforms to time their own developer previews against Google's, since the I/O reveal sets the ecosystem conversation each spring — a rhythm still visible when Google schedules I/O years later.
Third-order effects
- If the pattern holds, I/O functions as an annual re-platforming event: the 2015 voice-access sessions are the seed of the assistant-era conferences seen in 2017 and 2021 coverage, with each year's schedule telegraphing which layer — OS, voice, wearables, TV — Google wants developers to treat as the next default surface.
The trend: Google's I/O schedules have evolved from feature roadmaps into annual signals of which computing surface — phone, voice, wearables, TV — the company intends to make the ecosystem's next center of gravity.