He took on the critics of Project Ara who say that it's not possible to make a modular phone that people actually want. "We started by turning statements like 'it's impossible' into numbers," he said. By quantifying the exact things that would make it difficult, his team was able to better tackle the problem. The technical problems are many, and the Ara group is investigating new ways to solve them. One of them are "novel" ways to handle the data transfer from the modules to the body, using capacitive interconnects and other new connectors. He also noted that Android will need "changes" to support modularity, and that it will be a "stress test" of the operating system to see if it's flexible enough to allow it.
"Guys, this will be hard, but we're going to do it together," Eremenko said. A developer preview device should be available in the fall.