Dovetailing with Google’s announcement of a developer conference for its Project Ara modular smartphone effort, Time’s Harry McCracken has a fascinating inside look on the makings of the project.

ara.side  Worth a read: ‘Time’ goes behind the scenes with Google’s Project Ara modular smartphone

McCracken goes into the development process at Motorola’s Advanced Technology And Projects (ATAP) group and why a smartphone made entirely of user-replaceable parts might just be the phone of the future for the next five billion users.

Between Project ARA and the ambitious Project Tango 3D-sensing smartphone prototype, ATAP is doing some killer work that should have you excited about how our phones will evolve in the next few years.

Project Ara: Inside Google’s Bold Gambit to Make Smartphones Modular [Time]

Image credit: Google ATAP