Traffic jams may become even more of an aggravation than they are today as mobile networks struggle to handle a rapidly increasing number of connected cars.

In a future where money from voice and messaging will no longer be the cash cows they once were, connected cars, homes, cities and industries represent some of the biggest revenue opportunities for mobile operators. But with great opportunities come great challenges.

Traffic growth from M2M (machine to machine) connections, particularly from cars, will cause headaches for mobile operators, according to Machina Research. There are several reasons for concern. The sheer number of car connections is part of it — they are expected to surpass 500 million in 2019 and 1 billion in 2023, when they will account for more than half of all M2M connections over cellular networks.

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