Project Ara : Google's Modular Phone is also Part of it.

Google's Spiral 2 prototype currently has a 5-megapixel camera that you could swap out for a more powerful lens.

If you've ever wished you could pick from a pile of parts and make your own smartphone, Project Ara is your Android wish come true.

Run out of Google's Advanced Technology and Projects group (ATAP), Ara proposes that phone owners should be able to mix-and-match components to build the phone they want to own, rather than accept whatever it is that phone makers think people want.

If you're unfamiliar with the concept, here's what we know so far about Google's intriguing DIY smartphone.

Wow, they really are doing well a work to make hardware platform. They are not easy to get tremendous popularity in the high-end smartphone market due to its hardware and cost limitation.

But They can make totally new categories in other areas like the tablet or IoT. Their modules can do work to realize the simple hardware which can be used as a second display for your extended work like using a dual monitor.

Source - CNET : Project Ara: Everything we know about Google's modular phone