One of the biggest threats to the promised boom in connected cars is fragmentation. As with cellphones before them, a unified apps platform is attractive to developers, but not essential for the system to function. Various in-vehicle infotainment (IVI) platforms can flourish even among the battles, between software giants and carmakers, for control of the in-car experience. But if the connected objects, whether cars or handsets, cannot communicate with one another in a unified way, and roam onto one another’s networks, most of the useful functionality is lost. When it comes to critical safety applications, or any vehicle-to-vehicle (V2V) and vehicle-to-infrastructure (V2I) communications, a far more harmonized approach is needed. This is driving some companies, with their eye on dominating…